2265656449 has 8 divisors (see below), whose sum is σ = 2631770048. Its totient is φ = 1910154960.

The previous prime is 2265656443. The next prime is 2265656467. The reversal of 2265656449 is 9446565622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2265656449 - 2⁵ = 2265656417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265656443) 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, 2652567 + ... + 2653420.

It is an arithmetic number, because the mean of its divisors is an integer number (328971256).

Almost surely, 2^2265656449 is an apocalyptic number.

It is an amenable number.

2265656449 is a deficient number, since it is larger than the sum of its proper divisors (366113599).

2265656449 is an equidigital number, since it uses as much as digits as its factorization.

2265656449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306055.

The product of its digits is 3110400, while the sum is 49.

The square root of 2265656449 is about 47598.9122669836. The cubic root of 2265656449 is about 1313.4030451557.

The spelling of 2265656449 in words is "two billion, two hundred sixty-five million, six hundred fifty-six thousand, four hundred forty-nine".