27113145577 has 8 divisors (see below), whose sum is σ = 30988178816. Its totient is φ = 23238544032.

The previous prime is 27113145557. The next prime is 27113145581. The reversal of 27113145577 is 77554131172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27113145577 - 2¹⁵ = 27113112809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27113145517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40228 + ... + 236314.

It is an arithmetic number, because the mean of its divisors is an integer number (3873522352).

Almost surely, 2^27113145577 is an apocalyptic number.

It is an amenable number.

27113145577 is a deficient number, since it is larger than the sum of its proper divisors (3875033239).

27113145577 is a wasteful number, since it uses less digits than its factorization.

27113145577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215847.

The product of its digits is 205800, while the sum is 43.

The spelling of 27113145577 in words is "twenty-seven billion, one hundred thirteen million, one hundred forty-five thousand, five hundred seventy-seven".