2553461878 has 64 divisors (see below), whose sum is σ = 4504356864. Its totient is φ = 1074528000.

The previous prime is 2553461849. The next prime is 2553461879. The reversal of 2553461878 is 8781643552.

It is a happy number.

2553461878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553461879) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1481125 + ... + 1482847.

It is an arithmetic number, because the mean of its divisors is an integer number (70380576).

Almost surely, 2^2553461878 is an apocalyptic number.

2553461878 is a deficient number, since it is larger than the sum of its proper divisors (1950894986).

2553461878 is a wasteful number, since it uses less digits than its factorization.

2553461878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861.

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

The square root of 2553461878 is about 50531.7907658140. The cubic root of 2553461878 is about 1366.8151778991.

The spelling of 2553461878 in words is "two billion, five hundred fifty-three million, four hundred sixty-one thousand, eight hundred seventy-eight".