2266561531136 has 72 divisors (see below), whose sum is σ = 5218917238080. Its totient is φ = 962305081344.

The previous prime is 2266561531099. The next prime is 2266561531159. The reversal of 2266561531136 is 6311351656622.

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 7 ways as a sum of consecutive naturals, for example, 5718641 + ... + 6102128.

It is an arithmetic number, because the mean of its divisors is an integer number (72484961640).

Almost surely, 2^{2266561531136} is an apocalyptic number.

It is an amenable number.

2266561531136 is an abundant number, since it is smaller than the sum of its proper divisors (2952355706944).

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

2266561531136 is a wasteful number, since it uses less digits than its factorization.

2266561531136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11820899 (or 11820885 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 47.

The spelling of 2266561531136 in words is "two trillion, two hundred sixty-six billion, five hundred sixty-one million, five hundred thirty-one thousand, one hundred thirty-six".