13822765423 has 16 divisors (see below), whose sum is σ = 14961450240. Its totient is φ = 12737317824.

The previous prime is 13822765421. The next prime is 13822765447. The reversal of 13822765423 is 32456722831.

It is a cyclic number.

It is not a de Polignac number, because 13822765423 - 2¹ = 13822765421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13822765423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13822765421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23533 + ... + 167926.

It is an arithmetic number, because the mean of its divisors is an integer number (935090640).

Almost surely, 2^13822765423 is an apocalyptic number.

13822765423 is a deficient number, since it is larger than the sum of its proper divisors (1138684817).

13822765423 is a wasteful number, since it uses less digits than its factorization.

13822765423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191598.

The product of its digits is 483840, while the sum is 43.

The spelling of 13822765423 in words is "thirteen billion, eight hundred twenty-two million, seven hundred sixty-five thousand, four hundred twenty-three".