39925714732 has 6 divisors (see below), whose sum is σ = 69870000788. Its totient is φ = 19962857364.

The previous prime is 39925714723. The next prime is 39925714783. The reversal of 39925714732 is 23741752993.

It is a super-4 number, since 4×39925714732⁴ (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 39925714732.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4990714338 + ... + 4990714345.

Almost surely, 2^39925714732 is an apocalyptic number.

It is an amenable number.

39925714732 is a deficient number, since it is larger than the sum of its proper divisors (29944286056).

39925714732 is a wasteful number, since it uses less digits than its factorization.

39925714732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9981428687 (or 9981428685 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 52.

The spelling of 39925714732 in words is "thirty-nine billion, nine hundred twenty-five million, seven hundred fourteen thousand, seven hundred thirty-two".