2378528168 has 8 divisors (see below), whose sum is σ = 4459740330. Its totient is φ = 1189264080.

The previous prime is 2378528161. The next prime is 2378528179. The reversal of 2378528168 is 8618258732.

It is a happy number.

2378528168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1689045604 + 689482564 = 41098^2 + 26258^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2378528161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148658003 + ... + 148658018.

Almost surely, 2^2378528168 is an apocalyptic number.

It is an amenable number.

2378528168 is a deficient number, since it is larger than the sum of its proper divisors (2081212162).

2378528168 is a wasteful number, since it uses less digits than its factorization.

2378528168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297316027 (or 297316023 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 50.

The square root of 2378528168 is about 48770.1565304029. The cubic root of 2378528168 is about 1334.8611690088.

The spelling of 2378528168 in words is "two billion, three hundred seventy-eight million, five hundred twenty-eight thousand, one hundred sixty-eight".