16111432680 has 128 divisors (see below), whose sum is σ = 56414638080. Its totient is φ = 3604250880.

The previous prime is 16111432669. The next prime is 16111432691. The reversal of 16111432680 is 8623411161.

It is an interprime number because it is at equal distance from previous prime (16111432669) and next prime (16111432691).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164566 + ... + 243525.

It is an arithmetic number, because the mean of its divisors is an integer number (440739360).

Almost surely, 2^16111432680 is an apocalyptic number.

16111432680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16111432680 is an abundant number, since it is smaller than the sum of its proper divisors (40303205400).

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

16111432680 is a wasteful number, since it uses less digits than its factorization.

16111432680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408159 (or 408155 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 16111432680 in words is "sixteen billion, one hundred eleven million, four hundred thirty-two thousand, six hundred eighty".