63260000056 has 64 divisors (see below), whose sum is σ = 135222151680. Its totient is φ = 27488186880.

The previous prime is 63260000033. The next prime is 63260000081. The reversal of 63260000056 is 65000006236.

63260000056 is a nontrivial binomial coefficient, being equal to C(355697, 2).

It is a junction number, because it is equal to n+sod(n) for n = 63259999979 and 63260000033.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1 + ... + 355696.

It is an arithmetic number, because the mean of its divisors is an integer number (2112846120).

Almost surely, 2^63260000056 is an apocalyptic number.

63260000056 is the 355696-th triangular number.

63260000056 is the 118566-th centered nonagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63260000056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67611075840).

63260000056 is an abundant number, since it is smaller than the sum of its proper divisors (71962151624).

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

63260000056 is a wasteful number, since it uses less digits than its factorization.

63260000056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355804 (or 355800 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 63260000056 in words is "sixty-three billion, two hundred sixty million, fifty-six", and thus it is an aban number.