63722388480 has 352 divisors, whose sum is σ = 216847061760. Its totient is φ = 15925248000.

The previous prime is 63722388479. The next prime is 63722388503. The reversal of 63722388480 is 8488322736.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28307355 + ... + 28309605.

Almost surely, 2^63722388480 is an apocalyptic number.

63722388480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63722388480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108423530880).

63722388480 is an abundant number, since it is smaller than the sum of its proper divisors (153124673280).

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

63722388480 is a wasteful number, since it uses less digits than its factorization.

63722388480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395 (or 2377 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 63722388480 in words is "sixty-three billion, seven hundred twenty-two million, three hundred eighty-eight thousand, four hundred eighty".