27734975644 has 6 divisors (see below), whose sum is σ = 48536207384. Its totient is φ = 13867487820.

The previous prime is 27734975633. The next prime is 27734975651. The reversal of 27734975644 is 44657943772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3466871952 + ... + 3466871959.

Almost surely, 2^27734975644 is an apocalyptic number.

It is an amenable number.

27734975644 is a deficient number, since it is larger than the sum of its proper divisors (20801231740).

27734975644 is a wasteful number, since it uses less digits than its factorization.

27734975644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6933743915 (or 6933743913 counting only the distinct ones).

The product of its digits is 35562240, while the sum is 58.

The spelling of 27734975644 in words is "twenty-seven billion, seven hundred thirty-four million, nine hundred seventy-five thousand, six hundred forty-four".