27964083475 has 6 divisors (see below), whose sum is σ = 34675463540. Its totient is φ = 22371266760.

The previous prime is 27964083467. The next prime is 27964083487. The reversal of 27964083475 is 57438046972.

It is not a de Polignac number, because 27964083475 - 2³ = 27964083467 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 559281645 + ... + 559281694.

Almost surely, 2^27964083475 is an apocalyptic number.

27964083475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27964083475 is a deficient number, since it is larger than the sum of its proper divisors (6711380065).

27964083475 is a wasteful number, since it uses less digits than its factorization.

27964083475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118563349 (or 1118563344 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 27964083475 in words is "twenty-seven billion, nine hundred sixty-four million, eighty-three thousand, four hundred seventy-five".