2655942678 has 24 divisors (see below), whose sum is σ = 5863120848. Its totient is φ = 868609872.

The previous prime is 2655942659. The next prime is 2655942703. The reversal of 2655942678 is 8762495562.

2655942678 is a `hidden beast` number, since 26 + 5 + 594 + 26 + 7 + 8 = 666.

2655942678 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 an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1391050 + ... + 1392957.

It is an arithmetic number, because the mean of its divisors is an integer number (244296702).

Almost surely, 2^2655942678 is an apocalyptic number.

2655942678 is an abundant number, since it is smaller than the sum of its proper divisors (3207178170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2655942678 is a wasteful number, since it uses less digits than its factorization.

2655942678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2784068 (or 2784065 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The square root of 2655942678 is about 51535.8387726444. The cubic root of 2655942678 is about 1384.8611516548.

The spelling of 2655942678 in words is "two billion, six hundred fifty-five million, nine hundred forty-two thousand, six hundred seventy-eight".