85207338663 has 8 divisors (see below), whose sum is σ = 113620214400. Its totient is φ = 56799677688.

The previous prime is 85207338607. The next prime is 85207338683. The reversal of 85207338663 is 36683370258.

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

It is not a de Polignac number, because 85207338663 - 2¹⁰ = 85207337639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85207338683) 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, 1265403 + ... + 1331036.

It is an arithmetic number, because the mean of its divisors is an integer number (14202526800).

Almost surely, 2^85207338663 is an apocalyptic number.

85207338663 is a deficient number, since it is larger than the sum of its proper divisors (28412875737).

85207338663 is a wasteful number, since it uses less digits than its factorization.

85207338663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607381.

The product of its (nonzero) digits is 4354560, while the sum is 51.

The spelling of 85207338663 in words is "eighty-five billion, two hundred seven million, three hundred thirty-eight thousand, six hundred sixty-three".