63242556400 has 60 divisors (see below), whose sum is σ = 159937115800. Its totient is φ = 23965597440.

The previous prime is 63242556389. The next prime is 63242556407. The reversal of 63242556400 is 465524236.

It is a self number, because there is not a number n which added to its sum of digits gives 63242556400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63242556407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4153095 + ... + 4168294.

Almost surely, 2^63242556400 is an apocalyptic number.

It is an amenable number.

63242556400 is an abundant number, since it is smaller than the sum of its proper divisors (96694559400).

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

63242556400 is a wasteful number, since it uses less digits than its factorization.

63242556400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8321426 (or 8321415 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 63242556400 in words is "sixty-three billion, two hundred forty-two million, five hundred fifty-six thousand, four hundred".