27047655825 has 24 divisors (see below), whose sum is σ = 45927411648. Its totient is φ = 14035538880.

The previous prime is 27047655821. The next prime is 27047655839. The reversal of 27047655825 is 52855674072.

It is not a de Polignac number, because 27047655825 - 2² = 27047655821 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27047655821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4870677 + ... + 4876226.

It is an arithmetic number, because the mean of its divisors is an integer number (1913642152).

Almost surely, 2^27047655825 is an apocalyptic number.

27047655825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

27047655825 is a deficient number, since it is larger than the sum of its proper divisors (18879755823).

27047655825 is a wasteful number, since it uses less digits than its factorization.

27047655825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9746953 (or 9746948 counting only the distinct ones).

The product of its (nonzero) digits is 4704000, while the sum is 51.

The spelling of 27047655825 in words is "twenty-seven billion, forty-seven million, six hundred fifty-five thousand, eight hundred twenty-five".