2265782818183 has 4 divisors (see below), whose sum is σ = 2308533437448. Its totient is φ = 2223032198920.

The previous prime is 2265782818171. The next prime is 2265782818207. The reversal of 2265782818183 is 3818182875622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2265782818183 - 2⁵ = 2265782818151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265782818163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21375309553 + ... + 21375309658.

It is an arithmetic number, because the mean of its divisors is an integer number (577133359362).

Almost surely, 2^{2265782818183} is an apocalyptic number.

2265782818183 is a deficient number, since it is larger than the sum of its proper divisors (42750619265).

2265782818183 is an equidigital number, since it uses as much as digits as its factorization.

2265782818183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42750619264.

The product of its digits is 20643840, while the sum is 61.

The spelling of 2265782818183 in words is "two trillion, two hundred sixty-five billion, seven hundred eighty-two million, eight hundred eighteen thousand, one hundred eighty-three".