63699428336 has 20 divisors (see below), whose sum is σ = 124904604552. Its totient is φ = 31465982016.

The previous prime is 63699428323. The next prime is 63699428363. The reversal of 63699428336 is 63382499636.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23981891 + ... + 23984546.

Almost surely, 2^63699428336 is an apocalyptic number.

It is an amenable number.

63699428336 is a deficient number, since it is larger than the sum of its proper divisors (61205176216).

63699428336 is a wasteful number, since it uses less digits than its factorization.

63699428336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47966528 (or 47966522 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 59.

The spelling of 63699428336 in words is "sixty-three billion, six hundred ninety-nine million, four hundred twenty-eight thousand, three hundred thirty-six".