2347991877 has 16 divisors (see below), whose sum is σ = 3903155712. Its totient is φ = 1219735920.

The previous prime is 2347991851. The next prime is 2347991881. The reversal of 2347991877 is 7781997432.

2347991877 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 2347991877 - 2⁷ = 2347991749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2347991827) 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, 5082003 + ... + 5082464.

It is an arithmetic number, because the mean of its divisors is an integer number (243947232).

Almost surely, 2^2347991877 is an apocalyptic number.

It is an amenable number.

2347991877 is a deficient number, since it is larger than the sum of its proper divisors (1555163835).

2347991877 is a wasteful number, since it uses less digits than its factorization.

2347991877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10164488.

The product of its digits is 5334336, while the sum is 57.

The square root of 2347991877 is about 48456.0819402477. The cubic root of 2347991877 is about 1329.1240915223.

The spelling of 2347991877 in words is "two billion, three hundred forty-seven million, nine hundred ninety-one thousand, eight hundred seventy-seven".