252255520455554 has 32 divisors (see below), whose sum is σ = 496579561804800. Its totient is φ = 93108667836240.

The previous prime is 252255520455541. The next prime is 252255520455569. The reversal of 252255520455554 is 455554025552252.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 252255520455554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43105861814 + ... + 43105867665.

It is an arithmetic number, because the mean of its divisors is an integer number (15518111306400).

Almost surely, 2^{252255520455554} is an apocalyptic number.

252255520455554 is a deficient number, since it is larger than the sum of its proper divisors (244324041349246).

252255520455554 is a wasteful number, since it uses less digits than its factorization.

252255520455554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86211729518.

The product of its (nonzero) digits is 100000000, while the sum is 56.

The spelling of 252255520455554 in words is "two hundred fifty-two trillion, two hundred fifty-five billion, five hundred twenty million, four hundred fifty-five thousand, five hundred fifty-four".