2378037945 has 24 divisors (see below), whose sum is σ = 4041849024. Its totient is φ = 1193679616.

The previous prime is 2378037923. The next prime is 2378037947. The reversal of 2378037945 is 5497308732.

It is not a de Polignac number, because 2378037945 - 2⁷ = 2378037817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2378037894 and 2378037903.

It is not an unprimeable number, because it can be changed into a prime (2378037947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 269949 + ... + 278618.

It is an arithmetic number, because the mean of its divisors is an integer number (168410376).

Almost surely, 2^2378037945 is an apocalyptic number.

It is an amenable number.

2378037945 is a deficient number, since it is larger than the sum of its proper divisors (1663811079).

2378037945 is a wasteful number, since it uses less digits than its factorization.

2378037945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548609 (or 548592 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The square root of 2378037945 is about 48765.1304212344. The cubic root of 2378037945 is about 1334.7694561844.

The spelling of 2378037945 in words is "two billion, three hundred seventy-eight million, thirty-seven thousand, nine hundred forty-five".