68064306416 has 20 divisors (see below), whose sum is σ = 132683645352. Its totient is φ = 33823365696.

The previous prime is 68064306383. The next prime is 68064306469. The reversal of 68064306416 is 61460346086.

It is a super-2 number, since 2×68064306416² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 13046531 + ... + 13051746.

Almost surely, 2^68064306416 is an apocalyptic number.

It is an amenable number.

68064306416 is a deficient number, since it is larger than the sum of its proper divisors (64619338936).

68064306416 is a wasteful number, since it uses less digits than its factorization.

68064306416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26098448 (or 26098442 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 68064306416 in words is "sixty-eight billion, sixty-four million, three hundred six thousand, four hundred sixteen".