27245892067 has 4 divisors (see below), whose sum is σ = 27252275616. Its totient is φ = 27239508520.

The previous prime is 27245892059. The next prime is 27245892083. The reversal of 27245892067 is 76029854272.

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 27245892067 - 2³ = 27245892059 is a prime.

It is a super-2 number, since 2×27245892067² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27245892097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3185368 + ... + 3193909.

It is an arithmetic number, because the mean of its divisors is an integer number (6813068904).

Almost surely, 2^27245892067 is an apocalyptic number.

27245892067 is a deficient number, since it is larger than the sum of its proper divisors (6383549).

27245892067 is an equidigital number, since it uses as much as digits as its factorization.

27245892067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6383548.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 27245892067 in words is "twenty-seven billion, two hundred forty-five million, eight hundred ninety-two thousand, sixty-seven".