27964693232 has 20 divisors (see below), whose sum is σ = 61921820976. Its totient is φ = 11984868480.

The previous prime is 27964693223. The next prime is 27964693241. The reversal of 27964693232 is 23239646972.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (27964693223) and next prime (27964693241).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124842269 + ... + 124842492.

Almost surely, 2^27964693232 is an apocalyptic number.

It is an amenable number.

27964693232 is an abundant number, since it is smaller than the sum of its proper divisors (33957127744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27964693232 is a wasteful number, since it uses less digits than its factorization.

27964693232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249684776 (or 249684770 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 53.

The spelling of 27964693232 in words is "twenty-seven billion, nine hundred sixty-four million, six hundred ninety-three thousand, two hundred thirty-two".