63408017344 has 56 divisors (see below), whose sum is σ = 146859955200. Its totient is φ = 26596667136.

The previous prime is 63408017339. The next prime is 63408017389. The reversal of 63408017344 is 44371080436.

63408017344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 63408017297 and 63408017306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1484644 + ... + 1526755.

It is an arithmetic number, because the mean of its divisors is an integer number (2622499200).

Almost surely, 2^63408017344 is an apocalyptic number.

63408017344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

63408017344 is an abundant number, since it is smaller than the sum of its proper divisors (83451937856).

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

63408017344 is a wasteful number, since it uses less digits than its factorization.

63408017344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011465 (or 3011455 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 63408017344 in words is "sixty-three billion, four hundred eight million, seventeen thousand, three hundred forty-four".