63323078056 has 64 divisors (see below), whose sum is σ = 137785190400. Its totient is φ = 26720286912.

The previous prime is 63323078053. The next prime is 63323078059. The reversal of 63323078056 is 65087032336.

It is an interprime number because it is at equal distance from previous prime (63323078053) and next prime (63323078059).

It is not an unprimeable number, because it can be changed into a prime (63323078053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13531125 + ... + 13535803.

It is an arithmetic number, because the mean of its divisors is an integer number (2152893600).

Almost surely, 2^63323078056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63323078056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68892595200).

63323078056 is an abundant number, since it is smaller than the sum of its proper divisors (74462112344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63323078056 is a wasteful number, since it uses less digits than its factorization.

63323078056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8366 (or 8362 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 63323078056 in words is "sixty-three billion, three hundred twenty-three million, seventy-eight thousand, fifty-six".