252808154323 has 4 divisors (see below), whose sum is σ = 252811067488. Its totient is φ = 252805241160.

The previous prime is 252808154321. The next prime is 252808154341. The reversal of 252808154323 is 323451808252.

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

It is a cyclic number.

It is not a de Polignac number, because 252808154323 - 2¹ = 252808154321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252808154323.

It is not an unprimeable number, because it can be changed into a prime (252808154321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1322283 + ... + 1501348.

It is an arithmetic number, because the mean of its divisors is an integer number (63202766872).

Almost surely, 2^252808154323 is an apocalyptic number.

252808154323 is a deficient number, since it is larger than the sum of its proper divisors (2913165).

252808154323 is an equidigital number, since it uses as much as digits as its factorization.

252808154323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913164.

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 252808154323 in words is "two hundred fifty-two billion, eight hundred eight million, one hundred fifty-four thousand, three hundred twenty-three".