27400558195 has 4 divisors (see below), whose sum is σ = 32880669840. Its totient is φ = 21920446552.

The previous prime is 27400558189. The next prime is 27400558223. The reversal of 27400558195 is 59185500472.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27400558195 - 2¹¹ = 27400556147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2740055815 + ... + 2740055824.

It is an arithmetic number, because the mean of its divisors is an integer number (8220167460).

Almost surely, 2^27400558195 is an apocalyptic number.

27400558195 is a deficient number, since it is larger than the sum of its proper divisors (5480111645).

27400558195 is an equidigital number, since it uses as much as digits as its factorization.

27400558195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5480111644.

The product of its (nonzero) digits is 504000, while the sum is 46.

The spelling of 27400558195 in words is "twenty-seven billion, four hundred million, five hundred fifty-eight thousand, one hundred ninety-five".