7484885865 has 16 divisors (see below), whose sum is σ = 13306464000. Its totient is φ = 3991939056.

The previous prime is 7484885797. The next prime is 7484885869. The reversal of 7484885865 is 5685884847.

7484885865 is a `hidden beast` number, since 7 + 4 + 8 + 48 + 8 + 586 + 5 = 666.

It is not a de Polignac number, because 7484885865 - 2²³ = 7476497257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7484885869) 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 15 ways as a sum of consecutive naturals, for example, 27721665 + ... + 27721934.

It is an arithmetic number, because the mean of its divisors is an integer number (831654000).

Almost surely, 2^7484885865 is an apocalyptic number.

It is an amenable number.

7484885865 is a deficient number, since it is larger than the sum of its proper divisors (5821578135).

7484885865 is a wasteful number, since it uses less digits than its factorization.

7484885865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55443613 (or 55443607 counting only the distinct ones).

The product of its digits is 68812800, while the sum is 63.

The square root of 7484885865 is about 86515.2348722466. The cubic root of 7484885865 is about 1956.1180510444.

The spelling of 7484885865 in words is "seven billion, four hundred eighty-four million, eight hundred eighty-five thousand, eight hundred sixty-five".