63240503976 has 256 divisors, whose sum is σ = 191480889600. Its totient is φ = 19223764992.

The previous prime is 63240503969. The next prime is 63240503981. The reversal of 63240503976 is 67930504236.

63240503976 is a `hidden beast` number, since 6 + 32 + 40 + 503 + 9 + 76 = 666.

63240503976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×63240503976² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106644736 + ... + 106645328.

It is an arithmetic number, because the mean of its divisors is an integer number (747972225).

Almost surely, 2^63240503976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63240503976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95740444800).

63240503976 is an abundant number, since it is smaller than the sum of its proper divisors (128240385624).

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

63240503976 is a wasteful number, since it uses less digits than its factorization.

63240503976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017 (or 1007 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 63240503976 in words is "sixty-three billion, two hundred forty million, five hundred three thousand, nine hundred seventy-six".