63195859136 has 28 divisors (see below), whose sum is σ = 126991689120. Its totient is φ = 31197953280.

The previous prime is 63195859123. The next prime is 63195859229.

It is a happy number.

63195859136 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×63195859136² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6244535 + ... + 6254646.

Almost surely, 2^63195859136 is an apocalyptic number.

It is an amenable number.

63195859136 is an abundant number, since it is smaller than the sum of its proper divisors (63795829984).

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

63195859136 is a wasteful number, since it uses less digits than its factorization.

63195859136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12499272 (or 12499262 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 56.

The spelling of 63195859136 in words is "sixty-three billion, one hundred ninety-five million, eight hundred fifty-nine thousand, one hundred thirty-six".