10423819553 has 4 divisors (see below), whose sum is σ = 11912936640. Its totient is φ = 8934702468.

The previous prime is 10423819543. The next prime is 10423819579. The reversal of 10423819553 is 35591832401.

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: 35591832401 = 311 ⋅114443191.

It is a cyclic number.

It is not a de Polignac number, because 10423819553 - 2²⁰ = 10422770977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10423819553.

It is not an unprimeable number, because it can be changed into a prime (10423819543) 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, 744558533 + ... + 744558546.

It is an arithmetic number, because the mean of its divisors is an integer number (2978234160).

Almost surely, 2^10423819553 is an apocalyptic number.

It is an amenable number.

10423819553 is a deficient number, since it is larger than the sum of its proper divisors (1489117087).

10423819553 is an equidigital number, since it uses as much as digits as its factorization.

10423819553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489117086.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 10423819553 in words is "ten billion, four hundred twenty-three million, eight hundred nineteen thousand, five hundred fifty-three".