252112340155 has 24 divisors (see below), whose sum is σ = 331743746880. Its totient is φ = 183818568960.

The previous prime is 252112340153. The next prime is 252112340209. The reversal of 252112340155 is 551043211252.

It is not a de Polignac number, because 252112340155 - 2¹ = 252112340153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252112340153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1821586 + ... + 1955095.

It is an arithmetic number, because the mean of its divisors is an integer number (13822656120).

Almost surely, 2^252112340155 is an apocalyptic number.

252112340155 is a deficient number, since it is larger than the sum of its proper divisors (79631406725).

252112340155 is a wasteful number, since it uses less digits than its factorization.

252112340155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3776791 (or 3776778 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 252112340155 in words is "two hundred fifty-two billion, one hundred twelve million, three hundred forty thousand, one hundred fifty-five".