2565335674 has 16 divisors (see below), whose sum is σ = 4199700960. Its totient is φ = 1165539760.

The previous prime is 2565335651. The next prime is 2565335693. The reversal of 2565335674 is 4765335652.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26532 + ... + 76384.

It is an arithmetic number, because the mean of its divisors is an integer number (262481310).

Almost surely, 2^2565335674 is an apocalyptic number.

2565335674 is a deficient number, since it is larger than the sum of its proper divisors (1634365286).

2565335674 is a wasteful number, since it uses less digits than its factorization.

2565335674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52205.

The product of its digits is 2268000, while the sum is 46.

The square root of 2565335674 is about 50649.1428752748. The cubic root of 2565335674 is about 1368.9305013752.

The spelling of 2565335674 in words is "two billion, five hundred sixty-five million, three hundred thirty-five thousand, six hundred seventy-four".