16393831896 has 64 divisors (see below), whose sum is σ = 44149432320. Its totient is φ = 5042862720.

The previous prime is 16393831891. The next prime is 16393831903. The reversal of 16393831896 is 69813839361.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16393831891) 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, 2152431 + ... + 2160033.

It is an arithmetic number, because the mean of its divisors is an integer number (689834880).

Almost surely, 2^16393831896 is an apocalyptic number.

It is an amenable number.

16393831896 is an abundant number, since it is smaller than the sum of its proper divisors (27755600424).

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

16393831896 is a wasteful number, since it uses less digits than its factorization.

16393831896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14536 (or 14532 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 57.

The spelling of 16393831896 in words is "sixteen billion, three hundred ninety-three million, eight hundred thirty-one thousand, eight hundred ninety-six".