7260585865 has 16 divisors (see below), whose sum is σ = 9391587408. Its totient is φ = 5356705536.

The previous prime is 7260585859. The next prime is 7260585931. The reversal of 7260585865 is 5685850627.

It can be written as a sum of positive squares in 8 ways, for example, as 361456144 + 6899129721 = 19012^2 + 83061^2 .

It is not a de Polignac number, because 7260585865 - 2⁵ = 7260585833 is a prime.

It is a super-2 number, since 2×7260585865² (a number of 21 digits) contains 22 as substring.

It is a Duffinian 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, 19947 + ... + 122143.

It is an arithmetic number, because the mean of its divisors is an integer number (586974213).

Almost surely, 2^7260585865 is an apocalyptic number.

It is an amenable number.

7260585865 is a deficient number, since it is larger than the sum of its proper divisors (2131001543).

7260585865 is a wasteful number, since it uses less digits than its factorization.

7260585865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103308.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The square root of 7260585865 is about 85209.0714947652. The cubic root of 7260585865 is about 1936.3798525012.

The spelling of 7260585865 in words is "seven billion, two hundred sixty million, five hundred eighty-five thousand, eight hundred sixty-five".