27275469878412 has 72 divisors (see below), whose sum is σ = 79575958399392. Its totient is φ = 7715833056000.

The previous prime is 27275469878369. The next prime is 27275469878429. The reversal of 27275469878412 is 21487896457272.

27275469878412 is a `hidden beast` number, since 2 + 7 + 2 + 7 + 5 + 469 + 87 + 84 + 1 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 535796289 + ... + 535847192.

It is an arithmetic number, because the mean of its divisors is an integer number (1105221644436).

Almost surely, 2^{27275469878412} is an apocalyptic number.

It is an amenable number.

27275469878412 is an abundant number, since it is smaller than the sum of its proper divisors (52300488520980).

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

27275469878412 is a wasteful number, since it uses less digits than its factorization.

27275469878412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071643599 (or 1071643594 counting only the distinct ones).

The product of its digits is 758661120, while the sum is 72.

The spelling of 27275469878412 in words is "twenty-seven trillion, two hundred seventy-five billion, four hundred sixty-nine million, eight hundred seventy-eight thousand, four hundred twelve".