625350242403 has 20 divisors (see below), whose sum is σ = 947322441648. Its totient is φ = 411028324560.

The previous prime is 625350242371. The next prime is 625350242437. The reversal of 625350242403 is 304242053526.

625350242403 is a `hidden beast` number, since 6 + 2 + 5 + 3 + 5 + 0 + 242 + 403 = 666.

It is not a de Polignac number, because 625350242403 - 2⁵ = 625350242371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (625350242903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54363076 + ... + 54374577.

Almost surely, 2^625350242403 is an apocalyptic number.

625350242403 is a deficient number, since it is larger than the sum of its proper divisors (321972199245).

625350242403 is a wasteful number, since it uses less digits than its factorization.

625350242403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108737736 (or 108737727 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 625350242403 its reverse (304242053526), we get a palindrome (929592295929).

The spelling of 625350242403 in words is "six hundred twenty-five billion, three hundred fifty million, two hundred forty-two thousand, four hundred three".