27275406423 has 16 divisors (see below), whose sum is σ = 36488592000. Its totient is φ = 18122963040.

The previous prime is 27275406421. The next prime is 27275406427. The reversal of 27275406423 is 32460457272.

It is not a de Polignac number, because 27275406423 - 2¹ = 27275406421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27275406421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2854588 + ... + 2864126.

It is an arithmetic number, because the mean of its divisors is an integer number (2280537000).

Almost surely, 2^27275406423 is an apocalyptic number.

27275406423 is a deficient number, since it is larger than the sum of its proper divisors (9213185577).

27275406423 is a wasteful number, since it uses less digits than its factorization.

27275406423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12622.

The product of its (nonzero) digits is 564480, while the sum is 42.

The spelling of 27275406423 in words is "twenty-seven billion, two hundred seventy-five million, four hundred six thousand, four hundred twenty-three".