85364563733 has 4 divisors (see below), whose sum is σ = 89076066528. Its totient is φ = 81653060940.

The previous prime is 85364563679. The next prime is 85364563741. The reversal of 85364563733 is 33736546358.

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.

It is a cyclic number.

It is not a de Polignac number, because 85364563733 - 2⁸ = 85364563477 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 (85364563633) 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, 1855751363 + ... + 1855751408.

It is an arithmetic number, because the mean of its divisors is an integer number (22269016632).

Almost surely, 2^85364563733 is an apocalyptic number.

It is an amenable number.

85364563733 is a deficient number, since it is larger than the sum of its proper divisors (3711502795).

85364563733 is a wasteful number, since it uses less digits than its factorization.

85364563733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3711502794.

The product of its digits is 16329600, while the sum is 53.

The spelling of 85364563733 in words is "eighty-five billion, three hundred sixty-four million, five hundred sixty-three thousand, seven hundred thirty-three".