5172257652 has 24 divisors (see below), whose sum is σ = 12121773216. Its totient is φ = 1716489888.

The previous prime is 5172257647. The next prime is 5172257663. The reversal of 5172257652 is 2567522715.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 946663 + ... + 952110.

It is an arithmetic number, because the mean of its divisors is an integer number (505073884).

Almost surely, 2^5172257652 is an apocalyptic number.

It is an amenable number.

5172257652 is an abundant number, since it is smaller than the sum of its proper divisors (6949515564).

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

5172257652 is a wasteful number, since it uses less digits than its factorization.

5172257652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899007 (or 1899005 counting only the distinct ones).

The product of its digits is 294000, while the sum is 42.

The square root of 5172257652 is about 71918.4096876453. The cubic root of 5172257652 is about 1729.3917529385.

The spelling of 5172257652 in words is "five billion, one hundred seventy-two million, two hundred fifty-seven thousand, six hundred fifty-two".