63115297875 has 128 divisors (see below), whose sum is σ = 136467302400. Its totient is φ = 28181260800.

The previous prime is 63115297841. The next prime is 63115298009. The reversal of 63115297875 is 57879251136.

63115297875 is a `hidden beast` number, since 6 + 31 + 1 + 529 + 7 + 87 + 5 = 666.

It is not a de Polignac number, because 63115297875 - 2⁷ = 63115297747 is a prime.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 984811 + ... + 1046939.

It is an arithmetic number, because the mean of its divisors is an integer number (1066150800).

Almost surely, 2^63115297875 is an apocalyptic number.

63115297875 is an abundant number, since it is smaller than the sum of its proper divisors (73352004525).

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

63115297875 is a wasteful number, since it uses less digits than its factorization.

63115297875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62203 (or 62187 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 54.

The spelling of 63115297875 in words is "sixty-three billion, one hundred fifteen million, two hundred ninety-seven thousand, eight hundred seventy-five".