16338736618212 has 12 divisors (see below), whose sum is σ = 38123718775856. Its totient is φ = 5446245539400.

The previous prime is 16338736618129. The next prime is 16338736618229. The reversal of 16338736618212 is 21281663783361.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680780692414 + ... + 680780692437.

Almost surely, 2^{16338736618212} is an apocalyptic number.

16338736618212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16338736618212 is an abundant number, since it is smaller than the sum of its proper divisors (21784982157644).

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

16338736618212 is a wasteful number, since it uses less digits than its factorization.

16338736618212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361561384858 (or 1361561384856 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The spelling of 16338736618212 in words is "sixteen trillion, three hundred thirty-eight billion, seven hundred thirty-six million, six hundred eighteen thousand, two hundred twelve".