16936431888 has 80 divisors (see below), whose sum is σ = 46077566720. Its totient is φ = 5345751168.

The previous prime is 16936431871. The next prime is 16936431893. The reversal of 16936431888 is 88813463961.

It is a Harshad number since it is a multiple of its sum of digits (57).

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, 2903631 + ... + 2909457.

It is an arithmetic number, because the mean of its divisors is an integer number (575969584).

Almost surely, 2^16936431888 is an apocalyptic number.

It is an amenable number.

16936431888 is an abundant number, since it is smaller than the sum of its proper divisors (29141134832).

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

16936431888 is a wasteful number, since it uses less digits than its factorization.

16936431888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9044 (or 9038 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 57.

The spelling of 16936431888 in words is "sixteen billion, nine hundred thirty-six million, four hundred thirty-one thousand, eight hundred eighty-eight".