27231916374143 has 24 divisors (see below), whose sum is σ = 29796935691600. Its totient is φ = 24873729813504.

The previous prime is 27231916374067. The next prime is 27231916374151. The reversal of 27231916374143 is 34147361913272.

It is not a de Polignac number, because 27231916374143 - 2¹⁰ = 27231916373119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27231916376143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97218173 + ... + 97497881.

It is an arithmetic number, because the mean of its divisors is an integer number (1241538987150).

Almost surely, 2^{27231916374143} is an apocalyptic number.

27231916374143 is a deficient number, since it is larger than the sum of its proper divisors (2565019317457).

27231916374143 is a wasteful number, since it uses less digits than its factorization.

27231916374143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285771 (or 285758 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 53.

The spelling of 27231916374143 in words is "twenty-seven trillion, two hundred thirty-one billion, nine hundred sixteen million, three hundred seventy-four thousand, one hundred forty-three".