27024467138 has 16 divisors (see below), whose sum is σ = 40963736184. Its totient is φ = 13369950720.

The previous prime is 27024467123. The next prime is 27024467147. The reversal of 27024467138 is 83176442072.

It can be written as a sum of positive squares in 4 ways, for example, as 19389727009 + 7634740129 = 139247^2 + 87377^2 .

It is a super-2 number, since 2×27024467138² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041968 + ... + 1067588.

Almost surely, 2^27024467138 is an apocalyptic number.

27024467138 is a deficient number, since it is larger than the sum of its proper divisors (13939269046).

27024467138 is a wasteful number, since it uses less digits than its factorization.

27024467138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31157.

The product of its (nonzero) digits is 451584, while the sum is 44.

The spelling of 27024467138 in words is "twenty-seven billion, twenty-four million, four hundred sixty-seven thousand, one hundred thirty-eight".