722022574380 has 192 divisors, whose sum is σ = 2193316392960. Its totient is φ = 176760815616.

The previous prime is 722022574369. The next prime is 722022574439. The reversal of 722022574380 is 83475220227.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33717637 + ... + 33739043.

It is an arithmetic number, because the mean of its divisors is an integer number (11423522880).

Almost surely, 2^722022574380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 722022574380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1096658196480).

722022574380 is an abundant number, since it is smaller than the sum of its proper divisors (1471293818580).

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

722022574380 is a wasteful number, since it uses less digits than its factorization.

722022574380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22248 (or 22246 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 42.

The spelling of 722022574380 in words is "seven hundred twenty-two billion, twenty-two million, five hundred seventy-four thousand, three hundred eighty".