85921628133 has 16 divisors (see below), whose sum is σ = 125441524800. Its totient is φ = 51880126080.

The previous prime is 85921628101. The next prime is 85921628201. The reversal of 85921628133 is 33182612958.

It is not a de Polignac number, because 85921628133 - 2⁵ = 85921628101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85921628033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4830688 + ... + 4848441.

It is an arithmetic number, because the mean of its divisors is an integer number (7840095300).

Almost surely, 2^85921628133 is an apocalyptic number.

It is an amenable number.

85921628133 is a deficient number, since it is larger than the sum of its proper divisors (39519896667).

85921628133 is a wasteful number, since it uses less digits than its factorization.

85921628133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9679412.

The product of its digits is 622080, while the sum is 48.

The spelling of 85921628133 in words is "eighty-five billion, nine hundred twenty-one million, six hundred twenty-eight thousand, one hundred thirty-three".