63604402117 has 8 divisors (see below), whose sum is σ = 65704020480. Its totient is φ = 61507775280.

The previous prime is 63604402093. The next prime is 63604402139. The reversal of 63604402117 is 71120440636.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63604402117 is a prime.

It is a super-2 number, since 2×63604402117² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63604402417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704617 + ... + 789742.

It is an arithmetic number, because the mean of its divisors is an integer number (8213002560).

Almost surely, 2^63604402117 is an apocalyptic number.

It is an amenable number.

63604402117 is a deficient number, since it is larger than the sum of its proper divisors (2099618363).

63604402117 is a wasteful number, since it uses less digits than its factorization.

63604402117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495763.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 63604402117 in words is "sixty-three billion, six hundred four million, four hundred two thousand, one hundred seventeen".