27012824421375 has 128 divisors (see below), whose sum is σ = 51236266798080. Its totient is φ = 12529080000000.

The previous prime is 27012824421329. The next prime is 27012824421379. The reversal of 27012824421375 is 57312442821072.

It is not a de Polignac number, because 27012824421375 - 2⁶ = 27012824421311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27012824421379) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15959500 + ... + 17570750.

It is an arithmetic number, because the mean of its divisors is an integer number (400283334360).

Almost surely, 2^{27012824421375} is an apocalyptic number.

27012824421375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27012824421375 is a deficient number, since it is larger than the sum of its proper divisors (24223442376705).

27012824421375 is a wasteful number, since it uses less digits than its factorization.

27012824421375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1611482 (or 1611472 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 27012824421375 in words is "twenty-seven trillion, twelve billion, eight hundred twenty-four million, four hundred twenty-one thousand, three hundred seventy-five".