52456894186 has 8 divisors (see below), whose sum is σ = 83313890820. Its totient is φ = 24685597248.

The previous prime is 52456894181. The next prime is 52456894223. The reversal of 52456894186 is 68149865425.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50636250625 + 1820643561 = 225025^2 + 42669^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52456894186.

It is not an unprimeable number, because it can be changed into a prime (52456894181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 771424881 + ... + 771424948.

Almost surely, 2^52456894186 is an apocalyptic number.

52456894186 is a deficient number, since it is larger than the sum of its proper divisors (30856996634).

52456894186 is a wasteful number, since it uses less digits than its factorization.

52456894186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1542849848.

The product of its digits is 16588800, while the sum is 58.

The spelling of 52456894186 in words is "fifty-two billion, four hundred fifty-six million, eight hundred ninety-four thousand, one hundred eighty-six".