39716434872 has 48 divisors (see below), whose sum is σ = 107577910440. Its totient is φ = 13237265088.

The previous prime is 39716434871. The next prime is 39716434913. The reversal of 39716434872 is 27843461793.

39716434872 is a `hidden beast` number, since 39 + 71 + 64 + 3 + 487 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39716434871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 704598 + ... + 758874.

Almost surely, 2^39716434872 is an apocalyptic number.

It is an amenable number.

39716434872 is an abundant number, since it is smaller than the sum of its proper divisors (67861475568).

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

39716434872 is a wasteful number, since it uses less digits than its factorization.

39716434872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64452 (or 64445 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The spelling of 39716434872 in words is "thirty-nine billion, seven hundred sixteen million, four hundred thirty-four thousand, eight hundred seventy-two".