63862056720 has 960 divisors, whose sum is σ = 293938329600. Its totient is φ = 12567260160.

The previous prime is 63862056689. The next prime is 63862056733. The reversal of 63862056720 is 2765026836.

It is a happy number.

63862056720 is a `hidden beast` number, since 6 + 3 + 8 + 62 + 0 + 567 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 22119117 + ... + 22122003.

It is an arithmetic number, because the mean of its divisors is an integer number (306185760).

Almost surely, 2^63862056720 is an apocalyptic number.

63862056720 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 63862056720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146969164800).

63862056720 is an abundant number, since it is smaller than the sum of its proper divisors (230076272880).

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

63862056720 is a wasteful number, since it uses less digits than its factorization.

63862056720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2953 (or 2934 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 63862056720 in words is "sixty-three billion, eight hundred sixty-two million, fifty-six thousand, seven hundred twenty".