252345111555 has 16 divisors (see below), whose sum is σ = 404759051424. Its totient is φ = 134248435200.

The previous prime is 252345111541. The next prime is 252345111563. The reversal of 252345111555 is 555111543252.

It is not a de Polignac number, because 252345111555 - 2⁴ = 252345111539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20970304 + ... + 20982333.

It is an arithmetic number, because the mean of its divisors is an integer number (25297440714).

Almost surely, 2^252345111555 is an apocalyptic number.

252345111555 is a deficient number, since it is larger than the sum of its proper divisors (152413939869).

252345111555 is a wasteful number, since it uses less digits than its factorization.

252345111555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41953046.

The product of its digits is 150000, while the sum is 39.

The spelling of 252345111555 in words is "two hundred fifty-two billion, three hundred forty-five million, one hundred eleven thousand, five hundred fifty-five".