16968385272 has 32 divisors (see below), whose sum is σ = 42424260480. Its totient is φ = 5655688800.

The previous prime is 16968385261. The next prime is 16968385283. The reversal of 16968385272 is 27258386961.

It is an interprime number because it is at equal distance from previous prime (16968385261) and next prime (16968385283).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476023 + ... + 510425.

It is an arithmetic number, because the mean of its divisors is an integer number (1325758140).

Almost surely, 2^16968385272 is an apocalyptic number.

16968385272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16968385272 is an abundant number, since it is smaller than the sum of its proper divisors (25455875208).

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

16968385272 is a wasteful number, since it uses less digits than its factorization.

16968385272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54963 (or 54959 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The spelling of 16968385272 in words is "sixteen billion, nine hundred sixty-eight million, three hundred eighty-five thousand, two hundred seventy-two".