68164132204416 has 64 divisors (see below), whose sum is σ = 186901652851200. Its totient is φ = 21988429739520.

The previous prime is 68164132204391. The next prime is 68164132204453. The reversal of 68164132204416 is 61440223146186.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×68164132204416² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 2863064886 + ... + 2863088693.

It is an arithmetic number, because the mean of its divisors is an integer number (2920338325800).

Almost surely, 2^{68164132204416} is an apocalyptic number.

It is an amenable number.

68164132204416 is an abundant number, since it is smaller than the sum of its proper divisors (118737520646784).

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

68164132204416 is a wasteful number, since it uses less digits than its factorization.

68164132204416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5726153627 (or 5726153615 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 68164132204416 in words is "sixty-eight trillion, one hundred sixty-four billion, one hundred thirty-two million, two hundred four thousand, four hundred sixteen".