289685868586982 has 32 divisors (see below), whose sum is σ = 498595063486464. Its totient is φ = 123653431440000.

The previous prime is 289685868586979. The next prime is 289685868586993.

289685868586982 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145478123 + ... + 147455945.

It is an arithmetic number, because the mean of its divisors is an integer number (15581095733952).

Almost surely, 2^{289685868586982} is an apocalyptic number.

289685868586982 is a deficient number, since it is larger than the sum of its proper divisors (208909194899482).

289685868586982 is a wasteful number, since it uses less digits than its factorization.

289685868586982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019764.

The product of its digits is 458647142400, while the sum is 98.

The spelling of 289685868586982 in words is "two hundred eighty-nine trillion, six hundred eighty-five billion, eight hundred sixty-eight million, five hundred eighty-six thousand, nine hundred eighty-two".