890827180318234 has 4 divisors (see below), whose sum is σ = 1336240770477354. Its totient is φ = 445413590159116.

The previous prime is 890827180318189. The next prime is 890827180318247. The reversal of 890827180318234 is 432813081728098.

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

It can be written as a sum of positive squares in only one way, i.e., 622335196542609 + 268491983775625 = 24946647^2 + 16385725^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222706795079557 + ... + 222706795079560.

Almost surely, 2^{890827180318234} is an apocalyptic number.

890827180318234 is a deficient number, since it is larger than the sum of its proper divisors (445413590159120).

890827180318234 is a wasteful number, since it uses less digits than its factorization.

890827180318234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445413590159119.

The product of its (nonzero) digits is 37158912, while the sum is 64.

The spelling of 890827180318234 in words is "eight hundred ninety trillion, eight hundred twenty-seven billion, one hundred eighty million, three hundred eighteen thousand, two hundred thirty-four".