27152672271 has 4 divisors (see below), whose sum is σ = 36203563032. Its totient is φ = 18101781512.

The previous prime is 27152672269. The next prime is 27152672273. The reversal of 27152672271 is 17227625172.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (27152672269) and next prime (27152672273).

It is a cyclic number.

It is not a de Polignac number, because 27152672271 - 2¹ = 27152672269 is a prime.

It is a super-2 number, since 2×27152672271² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27152672273) 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, 4525445376 + ... + 4525445381.

It is an arithmetic number, because the mean of its divisors is an integer number (9050890758).

Almost surely, 2^27152672271 is an apocalyptic number.

27152672271 is a deficient number, since it is larger than the sum of its proper divisors (9050890761).

27152672271 is an equidigital number, since it uses as much as digits as its factorization.

27152672271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9050890760.

The product of its digits is 164640, while the sum is 42.

The spelling of 27152672271 in words is "twenty-seven billion, one hundred fifty-two million, six hundred seventy-two thousand, two hundred seventy-one".