39220570052 has 24 divisors (see below), whose sum is σ = 72794405880. Its totient is φ = 18426009600.

The previous prime is 39220570043. The next prime is 39220570057. The reversal of 39220570052 is 25007502293.

It can be written as a sum of positive squares in 4 ways, for example, as 16053903616 + 23166666436 = 126704^2 + 152206^2 .

It is a junction number, because it is equal to n+sod(n) for n = 39220569994 and 39220570021.

It is not an unprimeable number, because it can be changed into a prime (39220570057) by changing a digit.

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, 438977 + ... + 520712.

It is an arithmetic number, because the mean of its divisors is an integer number (3033100245).

Almost surely, 2^39220570052 is an apocalyptic number.

It is an amenable number.

39220570052 is a deficient number, since it is larger than the sum of its proper divisors (33573835828).

39220570052 is a wasteful number, since it uses less digits than its factorization.

39220570052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960311 (or 960309 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 39220570052 in words is "thirty-nine billion, two hundred twenty million, five hundred seventy thousand, fifty-two".