2656611226 has 8 divisors (see below), whose sum is σ = 4023605664. Its totient is φ = 1315409340.

The previous prime is 2656611193. The next prime is 2656611241. The reversal of 2656611226 is 6221166562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2656611226² = 14115166412218446152, which contains 22 as substring.

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, 6447880 + ... + 6448291.

It is an arithmetic number, because the mean of its divisors is an integer number (502950708).

Almost surely, 2^2656611226 is an apocalyptic number.

2656611226 is a deficient number, since it is larger than the sum of its proper divisors (1366994438).

2656611226 is a wasteful number, since it uses less digits than its factorization.

2656611226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12896276.

The product of its digits is 51840, while the sum is 37.

The square root of 2656611226 is about 51542.3246080345. The cubic root of 2656611226 is about 1384.9773399656.

Adding to 2656611226 its reverse (6221166562), we get a palindrome (8877777788).

The spelling of 2656611226 in words is "two billion, six hundred fifty-six million, six hundred eleven thousand, two hundred twenty-six".