27917633468 has 24 divisors (see below), whose sum is σ = 49076157312. Its totient is φ = 13895942144.

The previous prime is 27917633459. The next prime is 27917633521. The reversal of 27917633468 is 86433671972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1866596 + ... + 1881492.

It is an arithmetic number, because the mean of its divisors is an integer number (2044839888).

Almost surely, 2^27917633468 is an apocalyptic number.

It is an amenable number.

27917633468 is a deficient number, since it is larger than the sum of its proper divisors (21158523844).

27917633468 is a wasteful number, since it uses less digits than its factorization.

27917633468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16981 (or 16979 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 56.

The spelling of 27917633468 in words is "twenty-seven billion, nine hundred seventeen million, six hundred thirty-three thousand, four hundred sixty-eight".