63316385573 has 8 divisors (see below), whose sum is σ = 76618147392. Its totient is φ = 51078764736.

The previous prime is 63316385537. The next prime is 63316385597. The reversal of 63316385573 is 37558361336.

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

It is a cyclic number.

It is not a de Polignac number, because 63316385573 - 2²² = 63312191269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63316385773) 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, 266035115 + ... + 266035352.

It is an arithmetic number, because the mean of its divisors is an integer number (9577268424).

Almost surely, 2^63316385573 is an apocalyptic number.

It is an amenable number.

63316385573 is a deficient number, since it is larger than the sum of its proper divisors (13301761819).

63316385573 is a wasteful number, since it uses less digits than its factorization.

63316385573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532070491.

The product of its digits is 4082400, while the sum is 50.

The spelling of 63316385573 in words is "sixty-three billion, three hundred sixteen million, three hundred eighty-five thousand, five hundred seventy-three".