85523575363 has 2 divisors, whose sum is σ = 85523575364. Its totient is φ = 85523575362.

The previous prime is 85523575343. The next prime is 85523575387. The reversal of 85523575363 is 36357532558.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85523575363 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85523575363.

It is not a weakly prime, because it can be changed into another prime (85523575343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42761787681 + 42761787682.

It is an arithmetic number, because the mean of its divisors is an integer number (42761787682).

Almost surely, 2^85523575363 is an apocalyptic number.

85523575363 is a deficient number, since it is larger than the sum of its proper divisors (1).

85523575363 is an equidigital number, since it uses as much as digits as its factorization.

85523575363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340000, while the sum is 52.

The spelling of 85523575363 in words is "eighty-five billion, five hundred twenty-three million, five hundred seventy-five thousand, three hundred sixty-three".