722365756020 has 48 divisors (see below), whose sum is σ = 2247360131520. Its totient is φ = 192630868128.

The previous prime is 722365755997. The next prime is 722365756093. The reversal of 722365756020 is 20657563227.

722365756020 is a `hidden beast` number, since 7 + 2 + 2 + 3 + 65 + 7 + 560 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 668856642 + ... + 668857721.

It is an arithmetic number, because the mean of its divisors is an integer number (46820002740).

Almost surely, 2^722365756020 is an apocalyptic number.

It is an amenable number.

722365756020 is an abundant number, since it is smaller than the sum of its proper divisors (1524994375500).

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

722365756020 is a wasteful number, since it uses less digits than its factorization.

722365756020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337714381 (or 1337714373 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 722365756020 in words is "seven hundred twenty-two billion, three hundred sixty-five million, seven hundred fifty-six thousand, twenty".