68064732776 has 16 divisors (see below), whose sum is σ = 127640953440. Its totient is φ = 34027145200.

The previous prime is 68064732739. The next prime is 68064732811. The reversal of 68064732776 is 67723746086.

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, 596966 + ... + 701781.

It is an arithmetic number, because the mean of its divisors is an integer number (7977559590).

Almost surely, 2^68064732776 is an apocalyptic number.

It is an amenable number.

68064732776 is a deficient number, since it is larger than the sum of its proper divisors (59576220664).

68064732776 is a wasteful number, since it uses less digits than its factorization.

68064732776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305304 (or 1305300 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 56.

The spelling of 68064732776 in words is "sixty-eight billion, sixty-four million, seven hundred thirty-two thousand, seven hundred seventy-six".