63157425975 has 96 divisors (see below), whose sum is σ = 137169792000. Its totient is φ = 27876320640.

The previous prime is 63157425967. The next prime is 63157425997. The reversal of 63157425975 is 57952475136.

It is a happy number.

63157425975 is a `hidden beast` number, since 6 + 3 + 1 + 5 + 7 + 42 + 597 + 5 = 666.

It is not a de Polignac number, because 63157425975 - 2³ = 63157425967 is a prime.

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 93435 + ... + 367484.

It is an arithmetic number, because the mean of its divisors is an integer number (1428852000).

Almost surely, 2^63157425975 is an apocalyptic number.

63157425975 is an abundant number, since it is smaller than the sum of its proper divisors (74012366025).

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

63157425975 is a wasteful number, since it uses less digits than its factorization.

63157425975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460974 (or 460963 counting only the distinct ones).

The product of its digits is 7938000, while the sum is 54.

The spelling of 63157425975 in words is "sixty-three billion, one hundred fifty-seven million, four hundred twenty-five thousand, nine hundred seventy-five".