27494372331 has 12 divisors (see below), whose sum is σ = 39715597480. Its totient is φ = 18328887360.

The previous prime is 27494372317. The next prime is 27494372333. The reversal of 27494372331 is 13327349472.

27494372331 is a `hidden beast` number, since 274 + 9 + 4 + 372 + 3 + 3 + 1 = 666.

It is not a de Polignac number, because 27494372331 - 2⁷ = 27494372203 is a prime.

It is a super-2 number, since 2×27494372331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27494372333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 329475 + ... + 404403.

Almost surely, 2^27494372331 is an apocalyptic number.

27494372331 is a deficient number, since it is larger than the sum of its proper divisors (12221225149).

27494372331 is a wasteful number, since it uses less digits than its factorization.

27494372331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115706 (or 115703 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The spelling of 27494372331 in words is "twenty-seven billion, four hundred ninety-four million, three hundred seventy-two thousand, three hundred thirty-one".