2665524365 has 16 divisors (see below), whose sum is σ = 3659290752. Its totient is φ = 1825930944.

The previous prime is 2665524359. The next prime is 2665524371. The reversal of 2665524365 is 5634255662.

2665524365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2665524359) and next prime (2665524371).

It is a cyclic number.

It is not a de Polignac number, because 2665524365 - 2⁸ = 2665524109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3299 + ... + 73088.

It is an arithmetic number, because the mean of its divisors is an integer number (228705672).

Almost surely, 2^2665524365 is an apocalyptic number.

It is an amenable number.

2665524365 is a deficient number, since it is larger than the sum of its proper divisors (993766387).

2665524365 is an equidigital number, since it uses as much as digits as its factorization.

2665524365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77396.

The product of its digits is 1296000, while the sum is 44.

The square root of 2665524365 is about 51628.7164763952. The cubic root of 2665524365 is about 1386.5245134868.

The spelling of 2665524365 in words is "two billion, six hundred sixty-five million, five hundred twenty-four thousand, three hundred sixty-five".