2285197585969 has 3 divisors (see below), whose sum is σ = 2285199097657. Its totient is φ = 2285196074282.

The previous prime is 2285197585921. The next prime is 2285197586029. The reversal of 2285197585969 is 9695857915822.

The square root of 2285197585969 is 1511687.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 2285197585969 - 2³³ = 2276607651377 is a prime.

It is a super-2 number, since 2×2285197585969² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2285197585895 and 2285197585904.

It is not an unprimeable number, because it can be changed into a prime (2285195585969) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 755844 + ... + 2267530.

Almost surely, 2^{2285197585969} is an apocalyptic number.

2285197585969 is the 1511687-th square number.

2285197585969 is the 755844-th centered octagonal number.

It is an amenable number.

2285197585969 is a deficient number, since it is larger than the sum of its proper divisors (1511688).

2285197585969 is an frugal number, since it uses more digits than its factorization.

2285197585969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3023374 (or 1511687 counting only the distinct ones).

The product of its digits is 979776000, while the sum is 76.

The spelling of 2285197585969 in words is "two trillion, two hundred eighty-five billion, one hundred ninety-seven million, five hundred eighty-five thousand, nine hundred sixty-nine".