5252173857 has 48 divisors (see below), whose sum is σ = 9173324160. Its totient is φ = 2828722176.

The previous prime is 5252173831. The next prime is 5252173867. The reversal of 5252173857 is 7583712525.

5252173857 is a `hidden beast` number, since 5 + 2 + 521 + 73 + 8 + 57 = 666.

It is not a de Polignac number, because 5252173857 - 2⁶ = 5252173793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5252173867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 224673 + ... + 246945.

It is an arithmetic number, because the mean of its divisors is an integer number (191110920).

Almost surely, 2^5252173857 is an apocalyptic number.

5252173857 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

5252173857 is a deficient number, since it is larger than the sum of its proper divisors (3921150303).

5252173857 is a wasteful number, since it uses less digits than its factorization.

5252173857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22502 (or 22499 counting only the distinct ones).

The product of its digits is 588000, while the sum is 45.

The square root of 5252173857 is about 72471.8832168725. The cubic root of 5252173857 is about 1738.2531745747.

The spelling of 5252173857 in words is "five billion, two hundred fifty-two million, one hundred seventy-three thousand, eight hundred fifty-seven".