378675913923 has 20 divisors (see below), whose sum is σ = 566208644848. Its totient is φ = 252213063120.

The previous prime is 378675913879. The next prime is 378675913949. The reversal of 378675913923 is 329319576873.

378675913923 is a `hidden beast` number, since 3 + 7 + 8 + 6 + 7 + 591 + 39 + 2 + 3 = 666.

378675913923 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 378675913923 - 2⁸ = 378675913667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378675913723) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2112868 + ... + 2285073.

Almost surely, 2^378675913923 is an apocalyptic number.

378675913923 is a deficient number, since it is larger than the sum of its proper divisors (187532730925).

378675913923 is a wasteful number, since it uses less digits than its factorization.

378675913923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4399016 (or 4399007 counting only the distinct ones).

The product of its digits is 51438240, while the sum is 63.

The spelling of 378675913923 in words is "three hundred seventy-eight billion, six hundred seventy-five million, nine hundred thirteen thousand, nine hundred twenty-three".