85336497793 has 4 divisors (see below), whose sum is σ = 85337374720. Its totient is φ = 85335620868.

The previous prime is 85336497787. The next prime is 85336497803. The reversal of 85336497793 is 39779463358.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 39779463358 = 2 ⋅19889731679.

It is a cyclic number.

It is not a de Polignac number, because 85336497793 - 2¹⁷ = 85336366721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85336497733) 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, 271233 + ... + 494206.

It is an arithmetic number, because the mean of its divisors is an integer number (21334343680).

Almost surely, 2^85336497793 is an apocalyptic number.

It is an amenable number.

85336497793 is a deficient number, since it is larger than the sum of its proper divisors (876927).

85336497793 is a wasteful number, since it uses less digits than its factorization.

85336497793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876926.

The product of its digits is 102876480, while the sum is 64.

The spelling of 85336497793 in words is "eighty-five billion, three hundred thirty-six million, four hundred ninety-seven thousand, seven hundred ninety-three".