16387382502 has 48 divisors (see below), whose sum is σ = 36672724608. Its totient is φ = 5283169920.

The previous prime is 16387382497. The next prime is 16387382527. The reversal of 16387382502 is 20528378361.

16387382502 is a `hidden beast` number, since 1 + 63 + 8 + 7 + 3 + 82 + 502 = 666.

It is a super-3 number, since 3×16387382502³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1071018 + ... + 1086210.

It is an arithmetic number, because the mean of its divisors is an integer number (764015096).

Almost surely, 2^16387382502 is an apocalyptic number.

16387382502 is an abundant number, since it is smaller than the sum of its proper divisors (20285342106).

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

16387382502 is a wasteful number, since it uses less digits than its factorization.

16387382502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17165 (or 17162 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 16387382502 in words is "sixteen billion, three hundred eighty-seven million, three hundred eighty-two thousand, five hundred two".