27242822916 has 27 divisors (see below), whose sum is σ = 68866305781. Its totient is φ = 9080610864.

The previous prime is 27242822911. The next prime is 27242822951. The reversal of 27242822916 is 61922824272.

The square root of 27242822916 is 165054.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1424760516 + 25818062400 = 37746^2 + 160680^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27242822911) 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, 976570 + ... + 1004078.

Almost surely, 2^27242822916 is an apocalyptic number.

27242822916 is the 165054-th square number.

It is an amenable number.

27242822916 is an abundant number, since it is smaller than the sum of its proper divisors (41623482865).

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

27242822916 is an frugal number, since it uses more digits than its factorization.

27242822916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55028 (or 27514 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The spelling of 27242822916 in words is "twenty-seven billion, two hundred forty-two million, eight hundred twenty-two thousand, nine hundred sixteen".