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14422822440 = 23351317231991
BaseRepresentation
bin11010110111010101…
…01100111000101000
31101020011002021220220
431123222230320220
5214014220304230
610343055050040
71020260653005
oct153352547050
941204067826
1014422822440
116131341a74
122966210920
13148b0b1480
149ab6dc8ac
15596303d10
hex35baace28

14422822440 has 192 divisors, whose sum is σ = 49500581760. Its totient is φ = 3341291520.

The previous prime is 14422822439. The next prime is 14422822441. The reversal of 14422822440 is 4422822441.

It is an interprime number because it is at equal distance from previous prime (14422822439) and next prime (14422822441).

It is not an unprimeable number, because it can be changed into a prime (14422822441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 434845 + ... + 466835.

It is an arithmetic number, because the mean of its divisors is an integer number (257815530).

Almost surely, 214422822440 is an apocalyptic number.

14422822440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14422822440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24750290880).

14422822440 is an abundant number, since it is smaller than the sum of its proper divisors (35077759320).

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

14422822440 is a wasteful number, since it uses less digits than its factorization.

14422822440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32052 (or 32031 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 33.

Subtracting from 14422822440 its reverse (4422822441), we obtain a palindrome (9999999999).

The spelling of 14422822440 in words is "fourteen billion, four hundred twenty-two million, eight hundred twenty-two thousand, four hundred forty".