72024546722 has 18 divisors (see below), whose sum is σ = 109099741779. Its totient is φ = 35661390480.

The previous prime is 72024546721. The next prime is 72024546821. The reversal of 72024546722 is 22764542027.

It can be written as a sum of positive squares in 5 ways, for example, as 3949996801 + 68074549921 = 62849^2 + 260911^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=189769.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72024546722.

It is not an unprimeable number, because it can be changed into a prime (72024546721) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 41368772 + ... + 41370512.

Almost surely, 2^72024546722 is an apocalyptic number.

72024546722 is a deficient number, since it is larger than the sum of its proper divisors (37075195057).

72024546722 is an frugal number, since it uses more digits than its factorization.

72024546722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702 (or 1852 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 41.

The spelling of 72024546722 in words is "seventy-two billion, twenty-four million, five hundred forty-six thousand, seven hundred twenty-two".