63222745920 has 224 divisors, whose sum is σ = 210236214528. Its totient is φ = 16066609152.

The previous prime is 63222745909. The next prime is 63222745921. The reversal of 63222745920 is 2954722236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63222745921) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6110992 + ... + 6121328.

Almost surely, 2^63222745920 is an apocalyptic number.

63222745920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63222745920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105118107264).

63222745920 is an abundant number, since it is smaller than the sum of its proper divisors (147013468608).

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

63222745920 is a wasteful number, since it uses less digits than its factorization.

63222745920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10657 (or 10647 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 63222745920 in words is "sixty-three billion, two hundred twenty-two million, seven hundred forty-five thousand, nine hundred twenty".