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22422402444440 = 2354201133434911
BaseRepresentation
bin1010001100100100111110…
…10101010010110010011000
32221101120010210000211002002
411012102133111102302120
510414332040011210230
6115404413125300132
74502652015042035
oct506223725226230
987346123024062
1022422402444440
1171653186a1309
122621741264648
13c685674c450b
1457737029038c
1528d3d1383545
hex14649f552c98

22422402444440 has 32 divisors (see below), whose sum is σ = 50462415020160. Its totient is φ = 8966825952000.

The previous prime is 22422402444427. The next prime is 22422402444461. The reversal of 22422402444440 is 4444420422422.

It is a junction number, because it is equal to n+sod(n) for n = 22422402444394 and 22422402444403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66549416 + ... + 66885495.

It is an arithmetic number, because the mean of its divisors is an integer number (1576950469380).

Almost surely, 222422402444440 is an apocalyptic number.

22422402444440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22422402444440 is an abundant number, since it is smaller than the sum of its proper divisors (28040012575720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22422402444440 is a wasteful number, since it uses less digits than its factorization.

22422402444440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133439123 (or 133439119 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 38.

Adding to 22422402444440 its reverse (4444420422422), we get a palindrome (26866822866862).

The spelling of 22422402444440 in words is "twenty-two trillion, four hundred twenty-two billion, four hundred two million, four hundred forty-four thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 4201 8402 16804 21005 33608 42010 84020 168040 133434911 266869822 533739644 667174555 1067479288 1334349110 2668698220 5337396440 560560061111 1121120122222 2242240244444 2802800305555 4484480488888 5605600611110 11211201222220 22422402444440