5285090591 has 4 divisors (see below), whose sum is σ = 5765553384. Its totient is φ = 4804627800.

The previous prime is 5285090567. The next prime is 5285090617. The reversal of 5285090591 is 1950905825.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5285090591 - 2²² = 5280896287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5285090501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240231380 + ... + 240231401.

It is an arithmetic number, because the mean of its divisors is an integer number (1441388346).

Almost surely, 2^5285090591 is an apocalyptic number.

5285090591 is a deficient number, since it is larger than the sum of its proper divisors (480462793).

5285090591 is a wasteful number, since it uses less digits than its factorization.

5285090591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480462792.

The product of its (nonzero) digits is 162000, while the sum is 44.

The square root of 5285090591 is about 72698.6285358947. The cubic root of 5285090591 is about 1741.8769756167.

The spelling of 5285090591 in words is "five billion, two hundred eighty-five million, ninety thousand, five hundred ninety-one".