72884482522 has 16 divisors (see below), whose sum is σ = 113117112360. Its totient is φ = 35179234048.

The previous prime is 72884482511. The next prime is 72884482529. The reversal of 72884482522 is 22528448827.

It can be written as a sum of positive squares in 4 ways, for example, as 48995379801 + 23889102721 = 221349^2 + 154561^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 72884482522.

It is not an unprimeable number, because it can be changed into a prime (72884482529) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 217038 + ... + 439174.

Almost surely, 2^72884482522 is an apocalyptic number.

72884482522 is a deficient number, since it is larger than the sum of its proper divisors (40232629838).

72884482522 is a wasteful number, since it uses less digits than its factorization.

72884482522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227825.

The product of its digits is 4587520, while the sum is 52.

The spelling of 72884482522 in words is "seventy-two billion, eight hundred eighty-four million, four hundred eighty-two thousand, five hundred twenty-two".