13774999499 has 2 divisors, whose sum is σ = 13774999500. Its totient is φ = 13774999498.

The previous prime is 13774999481. The next prime is 13774999517. The reversal of 13774999499 is 99499947731.

It is a balanced prime because it is at equal distance from previous prime (13774999481) and next prime (13774999517).

It is a cyclic number.

It is not a de Polignac number, because 13774999499 - 2⁸ = 13774999243 is a prime.

It is a super-2 number, since 2×13774999499² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13774999409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6887499749 + 6887499750.

It is an arithmetic number, because the mean of its divisors is an integer number (6887499750).

Almost surely, 2^13774999499 is an apocalyptic number.

13774999499 is a deficient number, since it is larger than the sum of its proper divisors (1).

13774999499 is an equidigital number, since it uses as much as digits as its factorization.

13774999499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138883248, while the sum is 71.

The spelling of 13774999499 in words is "thirteen billion, seven hundred seventy-four million, nine hundred ninety-nine thousand, four hundred ninety-nine".