16911974232 has 64 divisors (see below), whose sum is σ = 47004249600. Its totient is φ = 5634139680.

The previous prime is 16911974231. The next prime is 16911974251. The reversal of 16911974232 is 23247911961.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16911974231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377757 + ... + 420147.

It is an arithmetic number, because the mean of its divisors is an integer number (734441400).

Almost surely, 2^16911974232 is an apocalyptic number.

16911974232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16911974232 is an abundant number, since it is smaller than the sum of its proper divisors (30092275368).

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

16911974232 is a wasteful number, since it uses less digits than its factorization.

16911974232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44253 (or 44243 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The spelling of 16911974232 in words is "sixteen billion, nine hundred eleven million, nine hundred seventy-four thousand, two hundred thirty-two".