2565528732248 has 16 divisors (see below), whose sum is σ = 4810383406680. Its totient is φ = 1282759823808.

The previous prime is 2565528732233. The next prime is 2565528732269. The reversal of 2565528732248 is 8422378255652.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3908540 + ... + 4517492.

Almost surely, 2^{2565528732248} is an apocalyptic number.

It is an amenable number.

2565528732248 is a deficient number, since it is larger than the sum of its proper divisors (2244854674432).

2565528732248 is a wasteful number, since it uses less digits than its factorization.

2565528732248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135586 (or 1135582 counting only the distinct ones).

The product of its digits is 64512000, while the sum is 59.

The spelling of 2565528732248 in words is "two trillion, five hundred sixty-five billion, five hundred twenty-eight million, seven hundred thirty-two thousand, two hundred forty-eight".