27394525847 has 8 divisors (see below), whose sum is σ = 30221353680. Its totient is φ = 24670491840.

The previous prime is 27394525813. The next prime is 27394525861. The reversal of 27394525847 is 74852549372.

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 27394525847 - 2⁸ = 27394525591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27394525792 and 27394525801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27394525897) 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, 25697897 + ... + 25698962.

It is an arithmetic number, because the mean of its divisors is an integer number (3777669210).

Almost surely, 2^27394525847 is an apocalyptic number.

27394525847 is a deficient number, since it is larger than the sum of its proper divisors (2826827833).

27394525847 is a wasteful number, since it uses less digits than its factorization.

27394525847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51396913.

The product of its digits is 16934400, while the sum is 56.

The spelling of 27394525847 in words is "twenty-seven billion, three hundred ninety-four million, five hundred twenty-five thousand, eight hundred forty-seven".