2819356423 has 16 divisors (see below), whose sum is σ = 3144758400. Its totient is φ = 2509678080.

The previous prime is 2819356391. The next prime is 2819356453. The reversal of 2819356423 is 3246539182.

2819356423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2819356423 - 2⁵ = 2819356391 is a prime.

It is a super-2 number, since 2×2819356423² = 15897541279822709858, which contains 22 as substring.

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 2819356423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2819356453) 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, 339343 + ... + 347551.

It is an arithmetic number, because the mean of its divisors is an integer number (196547400).

Almost surely, 2^2819356423 is an apocalyptic number.

2819356423 is a deficient number, since it is larger than the sum of its proper divisors (325401977).

2819356423 is a wasteful number, since it uses less digits than its factorization.

2819356423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9162.

The product of its digits is 311040, while the sum is 43.

The square root of 2819356423 is about 53097.6122156166. The cubic root of 2819356423 is about 1412.7001597780.

The spelling of 2819356423 in words is "two billion, eight hundred nineteen million, three hundred fifty-six thousand, four hundred twenty-three".