16516492320 has 48 divisors (see below), whose sum is σ = 52026952320. Its totient is φ = 4404397824.

The previous prime is 16516492301. The next prime is 16516492361. The reversal of 16516492320 is 2329461561.

It is a tau number, because it is divible by the number of its divisors (48).

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, 17204200 + ... + 17205159.

It is an arithmetic number, because the mean of its divisors is an integer number (1083894840).

Almost surely, 2^16516492320 is an apocalyptic number.

16516492320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16516492320 is an abundant number, since it is smaller than the sum of its proper divisors (35510460000).

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

16516492320 is a wasteful number, since it uses less digits than its factorization.

16516492320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34409377 (or 34409369 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 16516492320 in words is "sixteen billion, five hundred sixteen million, four hundred ninety-two thousand, three hundred twenty".