39712465696 has 24 divisors (see below), whose sum is σ = 78474580380. Its totient is φ = 19782413568.

The previous prime is 39712465693. The next prime is 39712465697. The reversal of 39712465696 is 69656421793.

It can be written as a sum of positive squares in 2 ways, for example, as 32965486096 + 6746979600 = 181564^2 + 82140^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 39712465696.

It is not an unprimeable number, because it can be changed into a prime (39712465691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2298111 + ... + 2315326.

Almost surely, 2^39712465696 is an apocalyptic number.

It is an amenable number.

39712465696 is a deficient number, since it is larger than the sum of its proper divisors (38762114684).

39712465696 is a wasteful number, since it uses less digits than its factorization.

39712465696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4613716 (or 4613708 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 58.

The spelling of 39712465696 in words is "thirty-nine billion, seven hundred twelve million, four hundred sixty-five thousand, six hundred ninety-six".