63139396416 has 56 divisors (see below), whose sum is σ = 167079350880. Its totient is φ = 21043564032.

The previous prime is 63139396409. The next prime is 63139396433. The reversal of 63139396416 is 61469393136.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1722730 + ... + 1758998.

Almost surely, 2^63139396416 is an apocalyptic number.

It is an amenable number.

63139396416 is an abundant number, since it is smaller than the sum of its proper divisors (103939954464).

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

63139396416 is a wasteful number, since it uses less digits than its factorization.

63139396416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45351 (or 45341 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 51.

The spelling of 63139396416 in words is "sixty-three billion, one hundred thirty-nine million, three hundred ninety-six thousand, four hundred sixteen".