16515150916 has 24 divisors (see below), whose sum is σ = 31533778080. Its totient is φ = 7505731200.

The previous prime is 16515150907. The next prime is 16515150917. The reversal of 16515150916 is 61905151561.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (16515150917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303036 + ... + 353356.

It is an arithmetic number, because the mean of its divisors is an integer number (1313907420).

Almost surely, 2^16515150916 is an apocalyptic number.

It is an amenable number.

16515150916 is a deficient number, since it is larger than the sum of its proper divisors (15018627164).

16515150916 is a wasteful number, since it uses less digits than its factorization.

16515150916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57795 (or 57793 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 40.

The spelling of 16515150916 in words is "sixteen billion, five hundred fifteen million, one hundred fifty thousand, nine hundred sixteen".