85875973633 has 4 divisors (see below), whose sum is σ = 86350426708. Its totient is φ = 85401520560.

The previous prime is 85875973613. The next prime is 85875973679. The reversal of 85875973633 is 33637957858.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9276001344 + 76599972289 = 96312^2 + 276767^2 .

It is a cyclic number.

It is not a de Polignac number, because 85875973633 - 2²¹ = 85873876481 is a prime.

It is a super-2 number, since 2×85875973633² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85875973613) 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, 237226266 + ... + 237226627.

It is an arithmetic number, because the mean of its divisors is an integer number (21587606677).

Almost surely, 2^85875973633 is an apocalyptic number.

It is an amenable number.

85875973633 is a deficient number, since it is larger than the sum of its proper divisors (474453075).

85875973633 is a wasteful number, since it uses less digits than its factorization.

85875973633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474453074.

The product of its digits is 114307200, while the sum is 64.

The spelling of 85875973633 in words is "eighty-five billion, eight hundred seventy-five million, nine hundred seventy-three thousand, six hundred thirty-three".