63424868250 has 32 divisors (see below), whose sum is σ = 158308473024. Its totient is φ = 16913298000.

The previous prime is 63424868249. The next prime is 63424868261. The reversal of 63424868250 is 5286842436.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 63424868250.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42282496 + ... + 42283995.

It is an arithmetic number, because the mean of its divisors is an integer number (4947139782).

Almost surely, 2^63424868250 is an apocalyptic number.

63424868250 is an abundant number, since it is smaller than the sum of its proper divisors (94883604774).

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

63424868250 is a wasteful number, since it uses less digits than its factorization.

63424868250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84566511 (or 84566501 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 48.

The spelling of 63424868250 in words is "sixty-three billion, four hundred twenty-four million, eight hundred sixty-eight thousand, two hundred fifty".