2565336412 has 12 divisors (see below), whose sum is σ = 4491002880. Its totient is φ = 1282192736.

The previous prime is 2565336409. The next prime is 2565336413. The reversal of 2565336412 is 2146335652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565336413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106588 + ... + 128419.

It is an arithmetic number, because the mean of its divisors is an integer number (374250240).

Almost surely, 2^2565336412 is an apocalyptic number.

It is an amenable number.

2565336412 is a deficient number, since it is larger than the sum of its proper divisors (1925666468).

2565336412 is a wasteful number, since it uses less digits than its factorization.

2565336412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237740 (or 237738 counting only the distinct ones).

The product of its digits is 129600, while the sum is 37.

The square root of 2565336412 is about 50649.1501606888. The cubic root of 2565336412 is about 1368.9306326472.

The spelling of 2565336412 in words is "two billion, five hundred sixty-five million, three hundred thirty-six thousand, four hundred twelve".