27132423172 has 12 divisors (see below), whose sum is σ = 47486605516. Its totient is φ = 13564821600.

The previous prime is 27132423127. The next prime is 27132423173.

27132423172 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 25861785856 + 1270637316 = 160816^2 + 35646^2 .

It is not an unprimeable number, because it can be changed into a prime (27132423173) 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, 302943 + ... + 382150.

Almost surely, 2^27132423172 is an apocalyptic number.

It is an amenable number.

27132423172 is a deficient number, since it is larger than the sum of its proper divisors (20354182344).

27132423172 is a wasteful number, since it uses less digits than its factorization.

27132423172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694998 (or 694996 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The spelling of 27132423172 in words is "twenty-seven billion, one hundred thirty-two million, four hundred twenty-three thousand, one hundred seventy-two".