63422730756 has 432 divisors, whose sum is σ = 223424091072. Its totient is φ = 15502233600.

The previous prime is 63422730751. The next prime is 63422730757. The reversal of 63422730756 is 65703722436.

63422730756 is a `hidden beast` number, since 634 + 2 + 2 + 7 + 3 + 0 + 7 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (63422730751) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8902876 + ... + 8909996.

It is an arithmetic number, because the mean of its divisors is an integer number (517185396).

Almost surely, 2^63422730756 is an apocalyptic number.

63422730756 is a gapful number since it is divisible by the number (66) 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 63422730756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111712045536).

63422730756 is an abundant number, since it is smaller than the sum of its proper divisors (160001360316).

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

63422730756 is a wasteful number, since it uses less digits than its factorization.

63422730756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7182 (or 7161 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 63422730756 in words is "sixty-three billion, four hundred twenty-two million, seven hundred thirty thousand, seven hundred fifty-six".