63159378475 has 12 divisors (see below), whose sum is σ = 78320819736. Its totient is φ = 50525444480.

The previous prime is 63159378449. The next prime is 63159378559. The reversal of 63159378475 is 57487395136.

It is a de Polignac number, because none of the positive numbers 2^k-63159378475 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 979584 + ... + 1042066.

It is an arithmetic number, because the mean of its divisors is an integer number (6526734978).

Almost surely, 2^63159378475 is an apocalyptic number.

63159378475 is a deficient number, since it is larger than the sum of its proper divisors (15161441261).

63159378475 is a wasteful number, since it uses less digits than its factorization.

63159378475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102926 (or 102921 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 58.

The spelling of 63159378475 in words is "sixty-three billion, one hundred fifty-nine million, three hundred seventy-eight thousand, four hundred seventy-five".