27240774522 has 64 divisors (see below), whose sum is σ = 60722887680. Its totient is φ = 8090265600.

The previous prime is 27240774521. The next prime is 27240774529. The reversal of 27240774522 is 22547704272.

It is not an unprimeable number, because it can be changed into a prime (27240774521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 926122 + ... + 955082.

It is an arithmetic number, because the mean of its divisors is an integer number (948795120).

Almost surely, 2^27240774522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27240774522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30361443840).

27240774522 is an abundant number, since it is smaller than the sum of its proper divisors (33482113158).

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

27240774522 is a wasteful number, since it uses less digits than its factorization.

27240774522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29399.

The product of its (nonzero) digits is 439040, while the sum is 42.

The spelling of 27240774522 in words is "twenty-seven billion, two hundred forty million, seven hundred seventy-four thousand, five hundred twenty-two".