2656123324 has 12 divisors (see below), whose sum is σ = 4657763824. Its totient is φ = 1325333664.

The previous prime is 2656123289. The next prime is 2656123357. The reversal of 2656123324 is 4233216562.

It is a super-2 number, since 2×2656123324² = 14109982224593617952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2656123324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679809 + ... + 683704.

Almost surely, 2^2656123324 is an apocalyptic number.

It is an amenable number.

2656123324 is a deficient number, since it is larger than the sum of its proper divisors (2001640500).

2656123324 is a wasteful number, since it uses less digits than its factorization.

2656123324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364004 (or 1364002 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 2656123324 is about 51537.5913678550. The cubic root of 2656123324 is about 1384.8925484112.

Adding to 2656123324 its reverse (4233216562), we get a palindrome (6889339886).

The spelling of 2656123324 in words is "two billion, six hundred fifty-six million, one hundred twenty-three thousand, three hundred twenty-four".