2565370604 has 6 divisors (see below), whose sum is σ = 4489398564. Its totient is φ = 1282685300.

The previous prime is 2565370603. The next prime is 2565370627. The reversal of 2565370604 is 4060735652.

2565370604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2565370604² = 13162252671734649632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2565370603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320671322 + ... + 320671329.

It is an arithmetic number, because the mean of its divisors is an integer number (748233094).

Almost surely, 2^2565370604 is an apocalyptic number.

It is an amenable number.

2565370604 is a deficient number, since it is larger than the sum of its proper divisors (1924027960).

2565370604 is a wasteful number, since it uses less digits than its factorization.

2565370604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641342655 (or 641342653 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 2565370604 is about 50649.4876973104. The cubic root of 2565370604 is about 1368.9367145355.

The spelling of 2565370604 in words is "two billion, five hundred sixty-five million, three hundred seventy thousand, six hundred four".