39520023752 has 16 divisors (see below), whose sum is σ = 80836412400. Its totient is φ = 17963647120.

The previous prime is 39520023737. The next prime is 39520023773. The reversal of 39520023752 is 25732002593.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224545502 + ... + 224545677.

It is an arithmetic number, because the mean of its divisors is an integer number (5052275775).

Almost surely, 2^39520023752 is an apocalyptic number.

It is an amenable number.

39520023752 is an abundant number, since it is smaller than the sum of its proper divisors (41316388648).

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

39520023752 is a wasteful number, since it uses less digits than its factorization.

39520023752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449091196 (or 449091192 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 38.

The spelling of 39520023752 in words is "thirty-nine billion, five hundred twenty million, twenty-three thousand, seven hundred fifty-two".