252181374723 has 12 divisors (see below), whose sum is σ = 364701395760. Its totient is φ = 167918111856.

The previous prime is 252181374701. The next prime is 252181374737. The reversal of 252181374723 is 327473181252.

252181374723 is a `hidden beast` number, since 2 + 521 + 81 + 3 + 7 + 47 + 2 + 3 = 666.

It is not a de Polignac number, because 252181374723 - 2¹⁰ = 252181373699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252181374743) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16892511 + ... + 16907432.

It is an arithmetic number, because the mean of its divisors is an integer number (30391782980).

Almost surely, 2^252181374723 is an apocalyptic number.

252181374723 is a deficient number, since it is larger than the sum of its proper divisors (112520021037).

252181374723 is a wasteful number, since it uses less digits than its factorization.

252181374723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33800778 (or 33800775 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 252181374723 in words is "two hundred fifty-two billion, one hundred eighty-one million, three hundred seventy-four thousand, seven hundred twenty-three".