27472641608 has 8 divisors (see below), whose sum is σ = 51511203030. Its totient is φ = 13736320800.

The previous prime is 27472641607. The next prime is 27472641611. The reversal of 27472641608 is 80614627472.

It can be written as a sum of positive squares in only one way, i.e., 23526037924 + 3946603684 = 153382^2 + 62822^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×27472641608² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27472641607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1717040093 + ... + 1717040108.

Almost surely, 2^27472641608 is an apocalyptic number.

It is an amenable number.

27472641608 is a deficient number, since it is larger than the sum of its proper divisors (24038561422).

27472641608 is a wasteful number, since it uses less digits than its factorization.

27472641608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434080207 (or 3434080203 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 27472641608 in words is "twenty-seven billion, four hundred seventy-two million, six hundred forty-one thousand, six hundred eight".