39937073975 has 24 divisors (see below), whose sum is σ = 50927552928. Its totient is φ = 31048908800.

The previous prime is 39937073951. The next prime is 39937073989. The reversal of 39937073975 is 57937073993.

It is not a de Polignac number, because 39937073975 - 2¹⁶ = 39937008439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187622 + ... + 339228.

It is an arithmetic number, because the mean of its divisors is an integer number (2121981372).

Almost surely, 2^39937073975 is an apocalyptic number.

39937073975 is a deficient number, since it is larger than the sum of its proper divisors (10990478953).

39937073975 is a wasteful number, since it uses less digits than its factorization.

39937073975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151915 (or 151910 counting only the distinct ones).

The product of its (nonzero) digits is 33756345, while the sum is 62.

The spelling of 39937073975 in words is "thirty-nine billion, nine hundred thirty-seven million, seventy-three thousand, nine hundred seventy-five".