13774729312423 has 2 divisors, whose sum is σ = 13774729312424. Its totient is φ = 13774729312422.

The previous prime is 13774729312417. The next prime is 13774729312441. The reversal of 13774729312423 is 32421392747731.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13774729312423 - 2⁵ = 13774729312391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13774729312483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6887364656211 + 6887364656212.

It is an arithmetic number, because the mean of its divisors is an integer number (6887364656212).

Almost surely, 2^{13774729312423} is an apocalyptic number.

13774729312423 is a deficient number, since it is larger than the sum of its proper divisors (1).

13774729312423 is an equidigital number, since it uses as much as digits as its factorization.

13774729312423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10668672, while the sum is 55.

The spelling of 13774729312423 in words is "thirteen trillion, seven hundred seventy-four billion, seven hundred twenty-nine million, three hundred twelve thousand, four hundred twenty-three".