63445236822 has 64 divisors (see below), whose sum is σ = 153892569600. Its totient is φ = 19215087840.

The previous prime is 63445236817. The next prime is 63445236853. The reversal of 63445236822 is 22863254436.

63445236822 is a `hidden beast` number, since 6 + 3 + 44 + 523 + 6 + 82 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1068204 + ... + 1126032.

It is an arithmetic number, because the mean of its divisors is an integer number (2404571400).

Almost surely, 2^63445236822 is an apocalyptic number.

63445236822 is an abundant number, since it is smaller than the sum of its proper divisors (90447332778).

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

63445236822 is a wasteful number, since it uses less digits than its factorization.

63445236822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59698 (or 59692 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 63445236822 in words is "sixty-three billion, four hundred forty-five million, two hundred thirty-six thousand, eight hundred twenty-two".