2378316872 has 16 divisors (see below), whose sum is σ = 4460140800. Its totient is φ = 1188946000.

The previous prime is 2378316851. The next prime is 2378316917. The reversal of 2378316872 is 2786138732.

It is a super-2 number, since 2×2378316872² = 11312782287279728768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27497 + ... + 74247.

It is an arithmetic number, because the mean of its divisors is an integer number (278758800).

Almost surely, 2^2378316872 is an apocalyptic number.

It is an amenable number.

2378316872 is a deficient number, since it is larger than the sum of its proper divisors (2081823928).

2378316872 is a wasteful number, since it uses less digits than its factorization.

2378316872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53116 (or 53112 counting only the distinct ones).

The product of its digits is 677376, while the sum is 47.

The square root of 2378316872 is about 48767.9902395003. The cubic root of 2378316872 is about 1334.8216404771.

The spelling of 2378316872 in words is "two billion, three hundred seventy-eight million, three hundred sixteen thousand, eight hundred seventy-two".