11765394499 has 2 divisors, whose sum is σ = 11765394500. Its totient is φ = 11765394498.

The previous prime is 11765394467. The next prime is 11765394523. The reversal of 11765394499 is 99449356711.

11765394499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11765394499 - 2⁵ = 11765394467 is a prime.

It is a super-2 number, since 2×11765394499² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11765394419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5882697249 + 5882697250.

It is an arithmetic number, because the mean of its divisors is an integer number (5882697250).

Almost surely, 2^11765394499 is an apocalyptic number.

11765394499 is a deficient number, since it is larger than the sum of its proper divisors (1).

11765394499 is an equidigital number, since it uses as much as digits as its factorization.

11765394499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7348320, while the sum is 58.

The spelling of 11765394499 in words is "eleven billion, seven hundred sixty-five million, three hundred ninety-four thousand, four hundred ninety-nine".