27382545251 has 4 divisors (see below), whose sum is σ = 27407371872. Its totient is φ = 27357718632.

The previous prime is 27382545181. The next prime is 27382545293. The reversal of 27382545251 is 15254528372.

It is a happy number.

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 27382545251 - 2¹⁴ = 27382528867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27382544251) 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, 12411656 + ... + 12413861.

It is an arithmetic number, because the mean of its divisors is an integer number (6851842968).

Almost surely, 2^27382545251 is an apocalyptic number.

27382545251 is a deficient number, since it is larger than the sum of its proper divisors (24826621).

27382545251 is a wasteful number, since it uses less digits than its factorization.

27382545251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24826620.

The product of its digits is 672000, while the sum is 44.

The spelling of 27382545251 in words is "twenty-seven billion, three hundred eighty-two million, five hundred forty-five thousand, two hundred fifty-one".