16231540416 has 112 divisors (see below), whose sum is σ = 52856611584. Its totient is φ = 4280841216.

The previous prime is 16231540379. The next prime is 16231540433. The reversal of 16231540416 is 61404513261.

It is a tau number, because it is divible by the number of its divisors (112).

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, 447030 + ... + 481973.

It is an arithmetic number, because the mean of its divisors is an integer number (471934032).

Almost surely, 2^16231540416 is an apocalyptic number.

16231540416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16231540416 is an abundant number, since it is smaller than the sum of its proper divisors (36625071168).

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

16231540416 is a wasteful number, since it uses less digits than its factorization.

16231540416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929038 (or 929028 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 16231540416 in words is "sixteen billion, two hundred thirty-one million, five hundred forty thousand, four hundred sixteen".