3113565056550 has 144 divisors (see below), whose sum is σ = 9010464157968. Its totient is φ = 766255852800.

The previous prime is 3113565056531. The next prime is 3113565056557. The reversal of 3113565056550 is 556505653113.

3113565056550 is a `hidden beast` number, since 3 + 1 + 1 + 35 + 6 + 5 + 0 + 565 + 50 = 666.

It is a super-2 number, since 2×3113565056550² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 3113565056496 and 3113565056505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113565056557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 29261244 + ... + 29367456.

Almost surely, 2^{3113565056550} is an apocalyptic number.

3113565056550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3113565056550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4505232078984).

3113565056550 is an abundant number, since it is smaller than the sum of its proper divisors (5896899101418).

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

3113565056550 is a wasteful number, since it uses less digits than its factorization.

3113565056550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111255 (or 111247 counting only the distinct ones).

The product of its (nonzero) digits is 1012500, while the sum is 45.

The spelling of 3113565056550 in words is "three trillion, one hundred thirteen billion, five hundred sixty-five million, fifty-six thousand, five hundred fifty".