2656427742 has 12 divisors (see below), whose sum is σ = 5755593480. Its totient is φ = 885475908.

The previous prime is 2656427729. The next prime is 2656427743. The reversal of 2656427742 is 2477246562.

It is a happy number.

2656427742 is a `hidden beast` number, since 26 + 564 + 27 + 7 + 42 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656427743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73789642 + ... + 73789677.

It is an arithmetic number, because the mean of its divisors is an integer number (479632790).

Almost surely, 2^2656427742 is an apocalyptic number.

2656427742 is an abundant number, since it is smaller than the sum of its proper divisors (3099165738).

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

2656427742 is a wasteful number, since it uses less digits than its factorization.

2656427742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147579327 (or 147579324 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The square root of 2656427742 is about 51540.5446420583. The cubic root of 2656427742 is about 1384.9454538506.

The spelling of 2656427742 in words is "two billion, six hundred fifty-six million, four hundred twenty-seven thousand, seven hundred forty-two".