27313245634 has 4 divisors (see below), whose sum is σ = 40969868454. Its totient is φ = 13656622816.

The previous prime is 27313245613. The next prime is 27313245647. The reversal of 27313245634 is 43654231372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27110610409 + 202635225 = 164653^2 + 14235^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6828311407 + ... + 6828311410.

Almost surely, 2^27313245634 is an apocalyptic number.

27313245634 is a deficient number, since it is larger than the sum of its proper divisors (13656622820).

27313245634 is a wasteful number, since it uses less digits than its factorization.

27313245634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13656622819.

The product of its digits is 362880, while the sum is 40.

The spelling of 27313245634 in words is "twenty-seven billion, three hundred thirteen million, two hundred forty-five thousand, six hundred thirty-four".