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442020404002 = 21574912867023
BaseRepresentation
bin1100110111010100111…
…10000001101100100010
31120020221011101001202011
412123222132001230202
524220224210412002
6535021131143134
743635451304332
oct6335236015442
91506834331664
10442020404002
11160506aa3911
12717bb8a4aaa
13328b4160218
1417572c1b0c2
15b7709738d7
hex66ea781b22

442020404002 has 16 divisors (see below), whose sum is σ = 668612932992. Its totient is φ = 219155161680.

The previous prime is 442020403933. The next prime is 442020404011. The reversal of 442020404002 is 200404020244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1279338 + ... + 1587685.

It is an arithmetic number, because the mean of its divisors is an integer number (41788308312).

Almost surely, 2442020404002 is an apocalyptic number.

442020404002 is a deficient number, since it is larger than the sum of its proper divisors (226592528990).

442020404002 is a wasteful number, since it uses less digits than its factorization.

442020404002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2867673.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 442020404002 its reverse (200404020244), we get a palindrome (642424424246).

The spelling of 442020404002 in words is "four hundred forty-two billion, twenty million, four hundred four thousand, two".

Divisors: 1 2 157 314 491 982 77087 154174 2867023 5734046 450122611 900245222 1407708293 2815416586 221010202001 442020404002