2266356773655 has 48 divisors (see below), whose sum is σ = 4387219068960. Its totient is φ = 1115744865408.

The previous prime is 2266356773623. The next prime is 2266356773657. The reversal of 2266356773655 is 5563776536622.

2266356773655 is a `hidden beast` number, since 2 + 2 + 6 + 6 + 3 + 567 + 7 + 3 + 65 + 5 = 666.

It is not a de Polignac number, because 2266356773655 - 2⁵ = 2266356773623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2266356773592 and 2266356773601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2266356773657) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71727060 + ... + 71758649.

It is an arithmetic number, because the mean of its divisors is an integer number (91400397270).

Almost surely, 2^{2266356773655} is an apocalyptic number.

2266356773655 is a deficient number, since it is larger than the sum of its proper divisors (2120862295305).

2266356773655 is a wasteful number, since it uses less digits than its factorization.

2266356773655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143485742 (or 143485730 counting only the distinct ones).

The product of its digits is 285768000, while the sum is 63.

The spelling of 2266356773655 in words is "two trillion, two hundred sixty-six billion, three hundred fifty-six million, seven hundred seventy-three thousand, six hundred fifty-five".