16087565320 has 64 divisors (see below), whose sum is σ = 37633881600. Its totient is φ = 6182576640.

The previous prime is 16087565287. The next prime is 16087565399. The reversal of 16087565320 is 2356578061.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125692 + ... + 219028.

It is an arithmetic number, because the mean of its divisors is an integer number (588029400).

Almost surely, 2^16087565320 is an apocalyptic number.

16087565320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16087565320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18816940800).

16087565320 is an abundant number, since it is smaller than the sum of its proper divisors (21546316280).

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

16087565320 is a wasteful number, since it uses less digits than its factorization.

16087565320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93518 (or 93514 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 16087565320 in words is "sixteen billion, eighty-seven million, five hundred sixty-five thousand, three hundred twenty".