2013236656 has 20 divisors (see below), whose sum is σ = 4105943800. Its totient is φ = 953638272.

The previous prime is 2013236623. The next prime is 2013236677. The reversal of 2013236656 is 6566323102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3310941 + ... + 3311548.

It is an arithmetic number, because the mean of its divisors is an integer number (205297190).

Almost surely, 2^2013236656 is an apocalyptic number.

It is an amenable number.

2013236656 is an abundant number, since it is smaller than the sum of its proper divisors (2092707144).

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

2013236656 is a wasteful number, since it uses less digits than its factorization.

2013236656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6622516 (or 6622510 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 2013236656 is about 44869.1058078941. The cubic root of 2013236656 is about 1262.6944639966.

Adding to 2013236656 its reverse (6566323102), we get a palindrome (8579559758).

The spelling of 2013236656 in words is "two billion, thirteen million, two hundred thirty-six thousand, six hundred fifty-six".