738407440664 has 16 divisors (see below), whose sum is σ = 1387966610520. Its totient is φ = 368283011200.

The previous prime is 738407440643. The next prime is 738407440679. The reversal of 738407440664 is 466044704837.

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, 115085234 + ... + 115091649.

Almost surely, 2^738407440664 is an apocalyptic number.

It is an amenable number.

738407440664 is a deficient number, since it is larger than the sum of its proper divisors (649559169856).

738407440664 is a wasteful number, since it uses less digits than its factorization.

738407440664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230177290 (or 230177286 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 53.

The spelling of 738407440664 in words is "seven hundred thirty-eight billion, four hundred seven million, four hundred forty thousand, six hundred sixty-four".