13774740493 has 2 divisors, whose sum is σ = 13774740494. Its totient is φ = 13774740492.

The previous prime is 13774740481. The next prime is 13774740523. The reversal of 13774740493 is 39404747731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13418210569 + 356529924 = 115837^2 + 18882^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13774740493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13774740293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6887370246 + 6887370247.

It is an arithmetic number, because the mean of its divisors is an integer number (6887370247).

Almost surely, 2^13774740493 is an apocalyptic number.

It is an amenable number.

13774740493 is a deficient number, since it is larger than the sum of its proper divisors (1).

13774740493 is an equidigital number, since it uses as much as digits as its factorization.

13774740493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1778112, while the sum is 49.

The spelling of 13774740493 in words is "thirteen billion, seven hundred seventy-four million, seven hundred forty thousand, four hundred ninety-three".