252124144355 has 4 divisors (see below), whose sum is σ = 302548973232. Its totient is φ = 201699315480.

The previous prime is 252124144309. The next prime is 252124144361. The reversal of 252124144355 is 553441421252.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 252124144355 - 2²² = 252119950051 is a prime.

It is a Duffinian 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, 25212414431 + ... + 25212414440.

It is an arithmetic number, because the mean of its divisors is an integer number (75637243308).

Almost surely, 2^252124144355 is an apocalyptic number.

252124144355 is a deficient number, since it is larger than the sum of its proper divisors (50424828877).

252124144355 is an equidigital number, since it uses as much as digits as its factorization.

252124144355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50424828876.

The product of its digits is 192000, while the sum is 38.

The spelling of 252124144355 in words is "two hundred fifty-two billion, one hundred twenty-four million, one hundred forty-four thousand, three hundred fifty-five".