16715450816 has 56 divisors (see below), whose sum is σ = 33366035376. Its totient is φ = 8308428800.

The previous prime is 16715450789. The next prime is 16715450831. The reversal of 16715450816 is 61805451761.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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, 8904470 + ... + 8906346.

Almost surely, 2^16715450816 is an apocalyptic number.

16715450816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16715450816 is a deficient number, since it is larger than the sum of its proper divisors (16650584560).

16715450816 is a wasteful number, since it uses less digits than its factorization.

16715450816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637 (or 2627 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 16715450816 in words is "sixteen billion, seven hundred fifteen million, four hundred fifty thousand, eight hundred sixteen".