11423044823 has 4 divisors (see below), whose sum is σ = 11433217848. Its totient is φ = 11412871800.

The previous prime is 11423044757. The next prime is 11423044837. The reversal of 11423044823 is 32844032411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11423044823 - 2¹⁶ = 11422979287 is a prime.

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 11423044823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423044883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5084828 + ... + 5087073.

It is an arithmetic number, because the mean of its divisors is an integer number (2858304462).

Almost surely, 2^11423044823 is an apocalyptic number.

11423044823 is a deficient number, since it is larger than the sum of its proper divisors (10173025).

11423044823 is a wasteful number, since it uses less digits than its factorization.

11423044823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10173024.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 11423044823 in words is "eleven billion, four hundred twenty-three million, forty-four thousand, eight hundred twenty-three".