72574876112 has 20 divisors (see below), whose sum is σ = 140698124580. Its totient is φ = 36265682688.

The previous prime is 72574876109. The next prime is 72574876117. The reversal of 72574876112 is 21167847527.

It can be written as a sum of positive squares in 2 ways, for example, as 61462343056 + 11112533056 = 247916^2 + 105416^2 .

It is a super-2 number, since 2×72574876112² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72574876117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1332173 + ... + 1385580.

It is an arithmetic number, because the mean of its divisors is an integer number (7034906229).

Almost surely, 2^72574876112 is an apocalyptic number.

It is an amenable number.

72574876112 is a deficient number, since it is larger than the sum of its proper divisors (68123248468).

72574876112 is a wasteful number, since it uses less digits than its factorization.

72574876112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719430 (or 2719424 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 50.

The spelling of 72574876112 in words is "seventy-two billion, five hundred seventy-four million, eight hundred seventy-six thousand, one hundred twelve".