20586255285 has 8 divisors (see below), whose sum is σ = 32938008480. Its totient is φ = 10979336144.

The previous prime is 20586255253. The next prime is 20586255293. The reversal of 20586255285 is 58255268502.

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 20586255285 - 2⁵ = 20586255253 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686208495 + ... + 686208524.

It is an arithmetic number, because the mean of its divisors is an integer number (4117251060).

Almost surely, 2^20586255285 is an apocalyptic number.

It is an amenable number.

20586255285 is a deficient number, since it is larger than the sum of its proper divisors (12351753195).

20586255285 is a wasteful number, since it uses less digits than its factorization.

20586255285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372417027.

The product of its (nonzero) digits is 1920000, while the sum is 48.

The spelling of 20586255285 in words is "twenty billion, five hundred eighty-six million, two hundred fifty-five thousand, two hundred eighty-five".