63696090428 has 24 divisors (see below), whose sum is σ = 122436424320. Its totient is φ = 28860012720.

The previous prime is 63696090397. The next prime is 63696090457. The reversal of 63696090428 is 82409069636.

It is a self number, because there is not a number n which added to its sum of digits gives 63696090428.

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, 18217958 + ... + 18221453.

It is an arithmetic number, because the mean of its divisors is an integer number (5101517680).

Almost surely, 2^63696090428 is an apocalyptic number.

It is an amenable number.

63696090428 is a deficient number, since it is larger than the sum of its proper divisors (58740333892).

63696090428 is a wasteful number, since it uses less digits than its factorization.

63696090428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36439457 (or 36439455 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 63696090428 in words is "sixty-three billion, six hundred ninety-six million, ninety thousand, four hundred twenty-eight".