2285254861566 has 16 divisors (see below), whose sum is σ = 4570539976704. Its totient is φ = 761746578264.

The previous prime is 2285254861531. The next prime is 2285254861567. The reversal of 2285254861566 is 6651684525822.

It is a super-2 number, since 2×2285254861566² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2285254861567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211420 + ... + 2148303.

It is an arithmetic number, because the mean of its divisors is an integer number (285658748544).

Almost surely, 2^{2285254861566} is an apocalyptic number.

2285254861566 is an abundant number, since it is smaller than the sum of its proper divisors (2285285115138).

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

2285254861566 is a wasteful number, since it uses less digits than its factorization.

2285254861566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521135.

The product of its digits is 55296000, while the sum is 60.

The spelling of 2285254861566 in words is "two trillion, two hundred eighty-five billion, two hundred fifty-four million, eight hundred sixty-one thousand, five hundred sixty-six".