722234223865440 has 384 divisors, whose sum is σ = 2969746321651200. Its totient is φ = 161618847160320.

The previous prime is 722234223865387. The next prime is 722234223865459. The reversal of 722234223865440 is 44568322432227.

722234223865440 is a `hidden beast` number, since 7 + 2 + 2 + 2 + 342 + 238 + 65 + 4 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 583941150 + ... + 585176669.

It is an arithmetic number, because the mean of its divisors is an integer number (7733714379300).

Almost surely, 2^{722234223865440} is an apocalyptic number.

It is an amenable number.

722234223865440 is an abundant number, since it is smaller than the sum of its proper divisors (2247512097785760).

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

722234223865440 is a wasteful number, since it uses less digits than its factorization.

722234223865440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169117867 (or 1169117853 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 54.

The spelling of 722234223865440 in words is "seven hundred twenty-two trillion, two hundred thirty-four billion, two hundred twenty-three million, eight hundred sixty-five thousand, four hundred forty".