290680885982 has 8 divisors (see below), whose sum is σ = 461669642496. Its totient is φ = 136791005152.

The previous prime is 290680885949. The next prime is 290680886003. The reversal of 290680885982 is 289588086092.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 4274718878 + ... + 4274718945.

It is an arithmetic number, because the mean of its divisors is an integer number (57708705312).

Almost surely, 2^290680885982 is an apocalyptic number.

290680885982 is a deficient number, since it is larger than the sum of its proper divisors (170988756514).

290680885982 is a wasteful number, since it uses less digits than its factorization.

290680885982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8549437842.

The product of its (nonzero) digits is 39813120, while the sum is 65.

The spelling of 290680885982 in words is "two hundred ninety billion, six hundred eighty million, eight hundred eighty-five thousand, nine hundred eighty-two".