16626425360 has 20 divisors (see below), whose sum is σ = 38656439148. Its totient is φ = 6650570112.

The previous prime is 16626425281. The next prime is 16626425419. The reversal of 16626425360 is 6352462661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3459321856 + 13167103504 = 58816^2 + 114748^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×16626425360² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103915079 + ... + 103915238.

Almost surely, 2^16626425360 is an apocalyptic number.

16626425360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16626425360 is an abundant number, since it is smaller than the sum of its proper divisors (22030013788).

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

16626425360 is a wasteful number, since it uses less digits than its factorization.

16626425360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207830330 (or 207830324 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 16626425360 in words is "sixteen billion, six hundred twenty-six million, four hundred twenty-five thousand, three hundred sixty".