72246283672522 has 16 divisors (see below), whose sum is σ = 108455222279880. Its totient is φ = 36094547644672.

The previous prime is 72246283672501. The next prime is 72246283672553. The reversal of 72246283672522 is 22527638264227.

It can be written as a sum of positive squares in 4 ways, for example, as 60150432660241 + 12095851012281 = 7755671^2 + 3477909^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29515038 + ... + 31868950.

Almost surely, 2^{72246283672522} is an apocalyptic number.

72246283672522 is a deficient number, since it is larger than the sum of its proper divisors (36208938607358).

72246283672522 is a wasteful number, since it uses less digits than its factorization.

72246283672522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2366057.

The product of its digits is 54190080, while the sum is 58.

The spelling of 72246283672522 in words is "seventy-two trillion, two hundred forty-six billion, two hundred eighty-three million, six hundred seventy-two thousand, five hundred twenty-two".