2565567572 has 12 divisors (see below), whose sum is σ = 4490672256. Its totient is φ = 1282518360.

The previous prime is 2565567539. The next prime is 2565567577. The reversal of 2565567572 is 2757655652.

2565567572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2565567572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565567577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43754 + ... + 83937.

It is an arithmetic number, because the mean of its divisors is an integer number (374222688).

Almost surely, 2^2565567572 is an apocalyptic number.

It is an amenable number.

2565567572 is a deficient number, since it is larger than the sum of its proper divisors (1925104684).

2565567572 is a wasteful number, since it uses less digits than its factorization.

2565567572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132718 (or 132716 counting only the distinct ones).

The product of its digits is 4410000, while the sum is 50.

The square root of 2565567572 is about 50651.4320824199. The cubic root of 2565567572 is about 1368.9717490870.

The spelling of 2565567572 in words is "two billion, five hundred sixty-five million, five hundred sixty-seven thousand, five hundred seventy-two".