3113633556 has 144 divisors (see below), whose sum is σ = 9049098240. Its totient is φ = 893471040.

The previous prime is 3113633519. The next prime is 3113633561. The reversal of 3113633556 is 6553363113.

3113633556 is a `hidden beast` number, since 3 + 1 + 13 + 633 + 5 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3113633556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 936465 + ... + 939783.

It is an arithmetic number, because the mean of its divisors is an integer number (62840960).

Almost surely, 2^3113633556 is an apocalyptic number.

3113633556 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3113633556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4524549120).

3113633556 is an abundant number, since it is smaller than the sum of its proper divisors (5935464684).

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

3113633556 is a wasteful number, since it uses less digits than its factorization.

3113633556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3466 (or 3461 counting only the distinct ones).

The product of its digits is 72900, while the sum is 36.

The square root of 3113633556 is about 55799.9422580346. The cubic root of 3113633556 is about 1460.2341458461.

Adding to 3113633556 its reverse (6553363113), we get a palindrome (9666996669).

The spelling of 3113633556 in words is "three billion, one hundred thirteen million, six hundred thirty-three thousand, five hundred fifty-six".