39952945912 has 32 divisors (see below), whose sum is σ = 81729618480. Its totient is φ = 18158722560.

The previous prime is 39952945873. The next prime is 39952945927. The reversal of 39952945912 is 21954925993.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1758658 + ... + 1781230.

Almost surely, 2^39952945912 is an apocalyptic number.

It is an amenable number.

39952945912 is an abundant number, since it is smaller than the sum of its proper divisors (41776672568).

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

39952945912 is a wasteful number, since it uses less digits than its factorization.

39952945912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42703 (or 42699 counting only the distinct ones).

The product of its digits is 7873200, while the sum is 58.

The spelling of 39952945912 in words is "thirty-nine billion, nine hundred fifty-two million, nine hundred forty-five thousand, nine hundred twelve".