85606387838263 has 8 divisors (see below), whose sum is σ = 90822260618208. Its totient is φ = 80410537603584.

The previous prime is 85606387838197. The next prime is 85606387838287. The reversal of 85606387838263 is 36283878360658.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85606387838263 - 2²¹ = 85606385741111 is a prime.

It is a super-3 number, since 3×85606387838263³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85606387838963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5005627506 + ... + 5005644607.

It is an arithmetic number, because the mean of its divisors is an integer number (11352782577276).

Almost surely, 2^{85606387838263} is an apocalyptic number.

85606387838263 is a deficient number, since it is larger than the sum of its proper divisors (5215872779945).

85606387838263 is a wasteful number, since it uses less digits than its factorization.

85606387838263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10011272633.

The product of its (nonzero) digits is 1672151040, while the sum is 73.

The spelling of 85606387838263 in words is "eighty-five trillion, six hundred six billion, three hundred eighty-seven million, eight hundred thirty-eight thousand, two hundred sixty-three".