27777743973323 has 2 divisors, whose sum is σ = 27777743973324. Its totient is φ = 27777743973322.

The previous prime is 27777743973307. The next prime is 27777743973401. The reversal of 27777743973323 is 32337934777772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27777743973323 - 2⁴ = 27777743973307 is a prime.

It is not a weakly prime, because it can be changed into another prime (27777743972323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888871986661 + 13888871986662.

It is an arithmetic number, because the mean of its divisors is an integer number (13888871986662).

Almost surely, 2^{27777743973323} is an apocalyptic number.

27777743973323 is a deficient number, since it is larger than the sum of its proper divisors (1).

27777743973323 is an equidigital number, since it uses as much as digits as its factorization.

27777743973323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1372257936, while the sum is 71.

The spelling of 27777743973323 in words is "twenty-seven trillion, seven hundred seventy-seven billion, seven hundred forty-three million, nine hundred seventy-three thousand, three hundred twenty-three".