16915000456 has 64 divisors (see below), whose sum is σ = 33702842880. Its totient is φ = 7946864640.

The previous prime is 16915000451. The next prime is 16915000481. The reversal of 16915000456 is 65400051961.

It is a super-2 number, since 2×16915000456² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16915000451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1268335 + ... + 1281601.

It is an arithmetic number, because the mean of its divisors is an integer number (526606920).

Almost surely, 2^16915000456 is an apocalyptic number.

16915000456 is the 82256-th heptagonal number.

It is an amenable number.

16915000456 is a deficient number, since it is larger than the sum of its proper divisors (16787842424).

16915000456 is a wasteful number, since it uses less digits than its factorization.

16915000456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13454 (or 13450 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 16915000456 in words is "sixteen billion, nine hundred fifteen million, four hundred fifty-six", and thus it is an aban number.