202531045405130 has 128 divisors (see below), whose sum is σ = 411031112712192. Its totient is φ = 71291742052608.

The previous prime is 202531045405063. The next prime is 202531045405159. The reversal of 202531045405130 is 31504540135202.

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 63 ways as a sum of consecutive naturals, for example, 1194626549 + ... + 1194796071.

It is an arithmetic number, because the mean of its divisors is an integer number (3211180568064).

Almost surely, 2^{202531045405130} is an apocalyptic number.

202531045405130 is an abundant number, since it is smaller than the sum of its proper divisors (208500067307062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202531045405130 is a wasteful number, since it uses less digits than its factorization.

202531045405130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170892.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 202531045405130 in words is "two hundred two trillion, five hundred thirty-one billion, forty-five million, four hundred five thousand, one hundred thirty".