76766737734 has 12 divisors (see below), whose sum is σ = 166327931796. Its totient is φ = 25588912572.

The previous prime is 76766737717. The next prime is 76766737757. The reversal of 76766737734 is 43773766767.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2132409364 + ... + 2132409399.

It is an arithmetic number, because the mean of its divisors is an integer number (13860660983).

Almost surely, 2^76766737734 is an apocalyptic number.

76766737734 is an abundant number, since it is smaller than the sum of its proper divisors (89561194062).

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

76766737734 is a wasteful number, since it uses less digits than its factorization.

76766737734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4264818771 (or 4264818768 counting only the distinct ones).

The product of its digits is 130691232, while the sum is 63.

The spelling of 76766737734 in words is "seventy-six billion, seven hundred sixty-six million, seven hundred thirty-seven thousand, seven hundred thirty-four".