2572673565 has 48 divisors (see below), whose sum is σ = 5170886784. Its totient is φ = 1069157760.

The previous prime is 2572673527. The next prime is 2572673567. The reversal of 2572673565 is 5653762752.

It is a happy number.

It is not a de Polignac number, because 2572673565 - 2⁶ = 2572673501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2572673567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88542 + ... + 113951.

It is an arithmetic number, because the mean of its divisors is an integer number (107726808).

Almost surely, 2^2572673565 is an apocalyptic number.

It is an amenable number.

2572673565 is an abundant number, since it is smaller than the sum of its proper divisors (2598213219).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2572673565 is a wasteful number, since it uses less digits than its factorization.

2572673565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202530 (or 202519 counting only the distinct ones).

The product of its digits is 2646000, while the sum is 48.

The square root of 2572673565 is about 50721.5296003581. The cubic root of 2572673565 is about 1370.2344893171.

The spelling of 2572673565 in words is "two billion, five hundred seventy-two million, six hundred seventy-three thousand, five hundred sixty-five".