252008464145 has 16 divisors (see below), whose sum is σ = 312201630720. Its totient is φ = 195080635200.

The previous prime is 252008464033. The next prime is 252008464229. The reversal of 252008464145 is 541464800252.

It is not a de Polignac number, because 252008464145 - 2³⁴ = 234828594961 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, 1309460 + ... + 1489530.

It is an arithmetic number, because the mean of its divisors is an integer number (19512601920).

Almost surely, 2^252008464145 is an apocalyptic number.

It is an amenable number.

252008464145 is a deficient number, since it is larger than the sum of its proper divisors (60193166575).

252008464145 is a wasteful number, since it uses less digits than its factorization.

252008464145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189136.

The product of its (nonzero) digits is 307200, while the sum is 41.

The spelling of 252008464145 in words is "two hundred fifty-two billion, eight million, four hundred sixty-four thousand, one hundred forty-five".