252725730723 has 8 divisors (see below), whose sum is σ = 374408490000. Its totient is φ = 168483820464.

The previous prime is 252725730721. The next prime is 252725730739. The reversal of 252725730723 is 327037527252.

252725730723 is a `hidden beast` number, since 2 + 5 + 2 + 7 + 2 + 573 + 0 + 72 + 3 = 666.

It is not a de Polignac number, because 252725730723 - 2¹ = 252725730721 is a prime.

It is a super-2 number, since 2×252725730723² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252725730721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4680106098 + ... + 4680106151.

It is an arithmetic number, because the mean of its divisors is an integer number (46801061250).

Almost surely, 2^252725730723 is an apocalyptic number.

252725730723 is a deficient number, since it is larger than the sum of its proper divisors (121682759277).

252725730723 is an equidigital number, since it uses as much as digits as its factorization.

252725730723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9360212258 (or 9360212252 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 45.

The spelling of 252725730723 in words is "two hundred fifty-two billion, seven hundred twenty-five million, seven hundred thirty thousand, seven hundred twenty-three".