2553878164 has 24 divisors (see below), whose sum is σ = 4491901568. Its totient is φ = 1270494720.

The previous prime is 2553878153. The next prime is 2553878167. The reversal of 2553878164 is 4618783552.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553878167) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 762277 + ... + 765619.

Almost surely, 2^2553878164 is an apocalyptic number.

It is an amenable number.

2553878164 is a deficient number, since it is larger than the sum of its proper divisors (1938023404).

2553878164 is a wasteful number, since it uses less digits than its factorization.

2553878164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4255 (or 4253 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 49.

The square root of 2553878164 is about 50535.9096484866. The cubic root of 2553878164 is about 1366.8894502834.

The spelling of 2553878164 in words is "two billion, five hundred fifty-three million, eight hundred seventy-eight thousand, one hundred sixty-four".