39225204050 has 54 divisors (see below), whose sum is σ = 75083219757. Its totient is φ = 15245858880.

The previous prime is 39225204043. The next prime is 39225204061. The reversal of 39225204050 is 5040252293.

It can be written as a sum of positive squares in 14 ways, for example, as 6879541249 + 32345662801 = 82943^2 + 179849^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=140045.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 39225203998 and 39225204016.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 51816272 + ... + 51817028.

Almost surely, 2^39225204050 is an apocalyptic number.

39225204050 is a deficient number, since it is larger than the sum of its proper divisors (35858015707).

39225204050 is an frugal number, since it uses more digits than its factorization.

39225204050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600 (or 801 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Multiplying 39225204050 by its sum of digits (32), we get a square (1255206529600 = 1120360²).

The spelling of 39225204050 in words is "thirty-nine billion, two hundred twenty-five million, two hundred four thousand, fifty".