85486648133 has 4 divisors (see below), whose sum is σ = 85508310720. Its totient is φ = 85464985548.

The previous prime is 85486648129. The next prime is 85486648153. The reversal of 85486648133 is 33184668458.

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 85486648133 - 2² = 85486648129 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 (85486648153) 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, 10825373 + ... + 10833266.

It is an arithmetic number, because the mean of its divisors is an integer number (21377077680).

Almost surely, 2^85486648133 is an apocalyptic number.

It is an amenable number.

85486648133 is a deficient number, since it is larger than the sum of its proper divisors (21662587).

85486648133 is a wasteful number, since it uses less digits than its factorization.

85486648133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21662586.

The product of its digits is 13271040, while the sum is 56.

The spelling of 85486648133 in words is "eighty-five billion, four hundred eighty-six million, six hundred forty-eight thousand, one hundred thirty-three".