16338985376 has 24 divisors (see below), whose sum is σ = 36762717600. Its totient is φ = 7002422208.

The previous prime is 16338985357. The next prime is 16338985391. The reversal of 16338985376 is 67358983361.

It is a happy number.

It is a super-2 number, since 2×16338985376² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36470726 + ... + 36471173.

It is an arithmetic number, because the mean of its divisors is an integer number (1531779900).

Almost surely, 2^16338985376 is an apocalyptic number.

16338985376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16338985376 is an abundant number, since it is smaller than the sum of its proper divisors (20423732224).

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

16338985376 is an equidigital number, since it uses as much as digits as its factorization.

16338985376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72941916 (or 72941908 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 59.

The spelling of 16338985376 in words is "sixteen billion, three hundred thirty-eight million, nine hundred eighty-five thousand, three hundred seventy-six".