85606387838267 has 4 divisors (see below), whose sum is σ = 87920073996096. Its totient is φ = 83292701680440.

The previous prime is 85606387838197. The next prime is 85606387838287. The reversal of 85606387838267 is 76283878360658.

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 85606387838267 - 2¹² = 85606387834171 is a prime.

It is a super-3 number, since 3×85606387838267³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85606387838287) 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, 1156843078859 + ... + 1156843078932.

It is an arithmetic number, because the mean of its divisors is an integer number (21980018499024).

Almost surely, 2^{85606387838267} is an apocalyptic number.

85606387838267 is a deficient number, since it is larger than the sum of its proper divisors (2313686157829).

85606387838267 is a wasteful number, since it uses less digits than its factorization.

85606387838267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313686157828.

The product of its (nonzero) digits is 3901685760, while the sum is 77.

The spelling of 85606387838267 in words is "eighty-five trillion, six hundred six billion, three hundred eighty-seven million, eight hundred thirty-eight thousand, two hundred sixty-seven".