77036164472 has 32 divisors (see below), whose sum is σ = 145218355200. Its totient is φ = 38311652064.

The previous prime is 77036164451. The next prime is 77036164483. The reversal of 77036164472 is 27446163077.

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, 1626713 + ... + 1673399.

It is an arithmetic number, because the mean of its divisors is an integer number (4538073600).

Almost surely, 2^77036164472 is an apocalyptic number.

It is an amenable number.

77036164472 is a deficient number, since it is larger than the sum of its proper divisors (68182190728).

77036164472 is a wasteful number, since it uses less digits than its factorization.

77036164472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47795 (or 47791 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 47.

The spelling of 77036164472 in words is "seventy-seven billion, thirty-six million, one hundred sixty-four thousand, four hundred seventy-two".