52645040818852 has 12 divisors (see below), whose sum is σ = 93390860083276. Its totient is φ = 25961937937920.

The previous prime is 52645040818781. The next prime is 52645040818861. The reversal of 52645040818852 is 25881804054625.

It can be written as a sum of positive squares in 2 ways, for example, as 38363852148736 + 14281188670116 = 6193856^2 + 3779046^2 .

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

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, 90145617549 + ... + 90145618132.

Almost surely, 2^{52645040818852} is an apocalyptic number.

It is an amenable number.

52645040818852 is a deficient number, since it is larger than the sum of its proper divisors (40745819264424).

52645040818852 is a wasteful number, since it uses less digits than its factorization.

52645040818852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180291235758 (or 180291235756 counting only the distinct ones).

The product of its (nonzero) digits is 24576000, while the sum is 58.

The spelling of 52645040818852 in words is "fifty-two trillion, six hundred forty-five billion, forty million, eight hundred eighteen thousand, eight hundred fifty-two".