63636161432 has 16 divisors (see below), whose sum is σ = 119562815760. Its totient is φ = 31752743904.

The previous prime is 63636161417. The next prime is 63636161497. The reversal of 63636161432 is 23416163636.

It is a happy number.

It is a super-2 number, since 2×63636161432² (a number of 22 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 63636161432.

It is a congruent number.

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, 8162963 + ... + 8170754.

It is an arithmetic number, because the mean of its divisors is an integer number (7472675985).

Almost surely, 2^63636161432 is an apocalyptic number.

It is an amenable number.

63636161432 is a deficient number, since it is larger than the sum of its proper divisors (55926654328).

63636161432 is a wasteful number, since it uses less digits than its factorization.

63636161432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16334210 (or 16334206 counting only the distinct ones).

The product of its digits is 279936, while the sum is 41.

The spelling of 63636161432 in words is "sixty-three billion, six hundred thirty-six million, one hundred sixty-one thousand, four hundred thirty-two".