2656261110 has 32 divisors (see below), whose sum is σ = 6378813792. Its totient is φ = 707915520.

The previous prime is 2656261103. The next prime is 2656261121. The reversal of 2656261110 is 111626562.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26802 + ... + 77658.

It is an arithmetic number, because the mean of its divisors is an integer number (199337931).

Almost surely, 2^2656261110 is an apocalyptic number.

2656261110 is an abundant number, since it is smaller than the sum of its proper divisors (3722552682).

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

2656261110 is a wasteful number, since it uses less digits than its factorization.

2656261110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52608.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 2656261110 is about 51538.9281029398. The cubic root of 2656261110 is about 1384.9164950284.

Adding to 2656261110 its reverse (111626562), we get a palindrome (2767887672).

The spelling of 2656261110 in words is "two billion, six hundred fifty-six million, two hundred sixty-one thousand, one hundred ten".