63221894250 has 32 divisors (see below), whose sum is σ = 157801849920. Its totient is φ = 16859171600.

The previous prime is 63221894243. The next prime is 63221894279. The reversal of 63221894250 is 5249812236.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42147180 + ... + 42148679.

It is an arithmetic number, because the mean of its divisors is an integer number (4931307810).

Almost surely, 2^63221894250 is an apocalyptic number.

63221894250 is an abundant number, since it is smaller than the sum of its proper divisors (94579955670).

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

63221894250 is a wasteful number, since it uses less digits than its factorization.

63221894250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84295879 (or 84295869 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 63221894250 in words is "sixty-three billion, two hundred twenty-one million, eight hundred ninety-four thousand, two hundred fifty".