2265213634660 has 48 divisors (see below), whose sum is σ = 4872576893184. Its totient is φ = 884175441408.

The previous prime is 2265213634631. The next prime is 2265213634661. The reversal of 2265213634660 is 664363125622.

It is a self number, because there is not a number n which added to its sum of digits gives 2265213634660.

It is not an unprimeable number, because it can be changed into a prime (2265213634661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3258594 + ... + 3892153.

It is an arithmetic number, because the mean of its divisors is an integer number (101512018608).

Almost surely, 2^{2265213634660} is an apocalyptic number.

2265213634660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2265213634660 is an abundant number, since it is smaller than the sum of its proper divisors (2607363258524).

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

2265213634660 is a wasteful number, since it uses less digits than its factorization.

2265213634660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7151140 (or 7151138 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 2265213634660 in words is "two trillion, two hundred sixty-five billion, two hundred thirteen million, six hundred thirty-four thousand, six hundred sixty".