722710991352 has 192 divisors, whose sum is σ = 2247052389120. Its totient is φ = 189088929792.

The previous prime is 722710991297. The next prime is 722710991371. The reversal of 722710991352 is 253199017227.

It is a super-2 number, since 2×722710991352² (a number of 25 digits) contains 22 as substring.

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 47 ways as a sum of consecutive naturals, for example, 3817443 + ... + 4002285.

It is an arithmetic number, because the mean of its divisors is an integer number (11703397860).

Almost surely, 2^722710991352 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 722710991352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1123526194560).

722710991352 is an abundant number, since it is smaller than the sum of its proper divisors (1524341397768).

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

722710991352 is a wasteful number, since it uses less digits than its factorization.

722710991352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184950 (or 184909 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 48.

The spelling of 722710991352 in words is "seven hundred twenty-two billion, seven hundred ten million, nine hundred ninety-one thousand, three hundred fifty-two".