16316155400 has 24 divisors (see below), whose sum is σ = 37935061770. Its totient is φ = 6526462080.

The previous prime is 16316155397. The next prime is 16316155447. The reversal of 16316155400 is 455161361.

It can be written as a sum of positive squares in 3 ways, for example, as 12127735876 + 4188419524 = 110126^2 + 64718^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40790189 + ... + 40790588.

Almost surely, 2^16316155400 is an apocalyptic number.

16316155400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16316155400 is an abundant number, since it is smaller than the sum of its proper divisors (21618906370).

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

16316155400 is a wasteful number, since it uses less digits than its factorization.

16316155400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81580793 (or 81580784 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 16316155400 in words is "sixteen billion, three hundred sixteen million, one hundred fifty-five thousand, four hundred".