890000290086 has 16 divisors (see below), whose sum is σ = 1780009992000. Its totient is φ = 296665194728.

The previous prime is 890000290079. The next prime is 890000290099. The reversal of 890000290086 is 680092000098.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1676785 + ... + 2142803.

It is an arithmetic number, because the mean of its divisors is an integer number (111250624500).

Almost surely, 2^890000290086 is an apocalyptic number.

890000290086 is an abundant number, since it is smaller than the sum of its proper divisors (890009701914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

890000290086 is a wasteful number, since it uses less digits than its factorization.

890000290086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784323.

The product of its (nonzero) digits is 62208, while the sum is 42.

The spelling of 890000290086 in words is "eight hundred ninety billion, two hundred ninety thousand, eighty-six".