13942076469 has 4 divisors (see below), whose sum is σ = 18589435296. Its totient is φ = 9294717644.

The previous prime is 13942076437. The next prime is 13942076471. The reversal of 13942076469 is 96467024931.

It is a happy number.

13942076469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96467024931 = 3 ⋅32155674977.

It is a cyclic number.

It is not a de Polignac number, because 13942076469 - 2⁵ = 13942076437 is a prime.

It is a super-2 number, since 2×13942076469² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13942076429) 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 in 3 ways as a sum of consecutive naturals, for example, 2323679409 + ... + 2323679414.

It is an arithmetic number, because the mean of its divisors is an integer number (4647358824).

Almost surely, 2^13942076469 is an apocalyptic number.

It is an amenable number.

13942076469 is a deficient number, since it is larger than the sum of its proper divisors (4647358827).

13942076469 is an equidigital number, since it uses as much as digits as its factorization.

13942076469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4647358826.

The product of its (nonzero) digits is 1959552, while the sum is 51.

The spelling of 13942076469 in words is "thirteen billion, nine hundred forty-two million, seventy-six thousand, four hundred sixty-nine".