85553757686573 has 8 divisors (see below), whose sum is σ = 93890242514880. Its totient is φ = 77310417940480.

The previous prime is 85553757686563. The next prime is 85553757686597. The reversal of 85553757686573 is 37568675735558.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 85553757686573 - 2⁴ = 85553757686557 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85553757686563) 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, 23286268628 + ... + 23286272301.

It is an arithmetic number, because the mean of its divisors is an integer number (11736280314360).

Almost surely, 2^{85553757686573} is an apocalyptic number.

It is an amenable number.

85553757686573 is a deficient number, since it is larger than the sum of its proper divisors (8336484828307).

85553757686573 is a wasteful number, since it uses less digits than its factorization.

85553757686573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46572541107.

The product of its digits is 22226400000, while the sum is 80.

The spelling of 85553757686573 in words is "eighty-five trillion, five hundred fifty-three billion, seven hundred fifty-seven million, six hundred eighty-six thousand, five hundred seventy-three".