85583104263 has 24 divisors (see below), whose sum is σ = 124275115328. Its totient is φ = 56753851392.

The previous prime is 85583104261. The next prime is 85583104303. The reversal of 85583104263 is 36240138558.

85583104263 is a `hidden beast` number, since 8 + 5 + 583 + 1 + 0 + 4 + 2 + 63 = 666.

It is not a de Polignac number, because 85583104263 - 2¹ = 85583104261 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 (85583104261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1280706 + ... + 1345872.

Almost surely, 2^85583104263 is an apocalyptic number.

85583104263 is a deficient number, since it is larger than the sum of its proper divisors (38692011065).

85583104263 is a wasteful number, since it uses less digits than its factorization.

85583104263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65943 (or 65940 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 85583104263 in words is "eighty-five billion, five hundred eighty-three million, one hundred four thousand, two hundred sixty-three".