39272924091 has 4 divisors (see below), whose sum is σ = 52363898792. Its totient is φ = 26181949392.

The previous prime is 39272924081. The next prime is 39272924099. The reversal of 39272924091 is 19042927293.

39272924091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-39272924091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39272924091.

It is not an unprimeable number, because it can be changed into a prime (39272924099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6545487346 + ... + 6545487351.

It is an arithmetic number, because the mean of its divisors is an integer number (13090974698).

Almost surely, 2^39272924091 is an apocalyptic number.

39272924091 is a deficient number, since it is larger than the sum of its proper divisors (13090974701).

39272924091 is a wasteful number, since it uses less digits than its factorization.

39272924091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13090974700.

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 39272924091 in words is "thirty-nine billion, two hundred seventy-two million, nine hundred twenty-four thousand, ninety-one".