52547512372 has 12 divisors (see below), whose sum is σ = 91972887300. Its totient is φ = 26269544576.

The previous prime is 52547512361. The next prime is 52547512399. The reversal of 52547512372 is 27321574525.

It can be written as a sum of positive squares in 2 ways, for example, as 29338208656 + 23209303716 = 171284^2 + 152346^2 .

It is a super-2 number, since 2×52547512372² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1024747 + ... + 1074802.

It is an arithmetic number, because the mean of its divisors is an integer number (7664407275).

Almost surely, 2^52547512372 is an apocalyptic number.

It is an amenable number.

52547512372 is a deficient number, since it is larger than the sum of its proper divisors (39425374928).

52547512372 is a wasteful number, since it uses less digits than its factorization.

52547512372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105810 (or 2105808 counting only the distinct ones).

The product of its digits is 588000, while the sum is 43.

The spelling of 52547512372 in words is "fifty-two billion, five hundred forty-seven million, five hundred twelve thousand, three hundred seventy-two".