890479027027 has 4 divisors (see below), whose sum is σ = 890792247960. Its totient is φ = 890165806096.

The previous prime is 890479027007. The next prime is 890479027037. The reversal of 890479027027 is 720720974098.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 890479027027 - 2¹⁵ = 890478994259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890479027007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156606202 + ... + 156611887.

It is an arithmetic number, because the mean of its divisors is an integer number (222698061990).

Almost surely, 2^890479027027 is an apocalyptic number.

890479027027 is a deficient number, since it is larger than the sum of its proper divisors (313220933).

890479027027 is a wasteful number, since it uses less digits than its factorization.

890479027027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313220932.

The product of its (nonzero) digits is 3556224, while the sum is 55.

The spelling of 890479027027 in words is "eight hundred ninety billion, four hundred seventy-nine million, twenty-seven thousand, twenty-seven".