2313555438 has 8 divisors (see below), whose sum is σ = 4627110888. Its totient is φ = 771185144.

The previous prime is 2313555407. The next prime is 2313555457. The reversal of 2313555438 is 8345553132.

It is a sphenic number, since it is the product of 3 distinct primes.

2313555438 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2313555396 and 2313555405.

It is a congruent number.

It is an unprimeable number.

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, 192796281 + ... + 192796292.

It is an arithmetic number, because the mean of its divisors is an integer number (578388861).

Almost surely, 2^2313555438 is an apocalyptic number.

2313555438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2313555438 is a wasteful number, since it uses less digits than its factorization.

2313555438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385592578.

The product of its digits is 216000, while the sum is 39.

The square root of 2313555438 is about 48099.4328240989. The cubic root of 2313555438 is about 1322.5942701254.

The spelling of 2313555438 in words is "two billion, three hundred thirteen million, five hundred fifty-five thousand, four hundred thirty-eight".