274393928723 has 2 divisors, whose sum is σ = 274393928724. Its totient is φ = 274393928722.

The previous prime is 274393928717. The next prime is 274393928741. The reversal of 274393928723 is 327829393472.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274393928723 - 2²⁰ = 274392880147 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (274393928713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137196964361 + 137196964362.

It is an arithmetic number, because the mean of its divisors is an integer number (137196964362).

Almost surely, 2^274393928723 is an apocalyptic number.

274393928723 is a deficient number, since it is larger than the sum of its proper divisors (1).

274393928723 is an equidigital number, since it uses as much as digits as its factorization.

274393928723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27433728, while the sum is 59.

The spelling of 274393928723 in words is "two hundred seventy-four billion, three hundred ninety-three million, nine hundred twenty-eight thousand, seven hundred twenty-three".