268204906982 has 4 divisors (see below), whose sum is σ = 402307360476. Its totient is φ = 134102453490.

The previous prime is 268204906939. The next prime is 268204907021. The reversal of 268204906982 is 289609402862.

268204906982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 as a sum of consecutive naturals, namely, 67051226744 + ... + 67051226747.

It is an arithmetic number, because the mean of its divisors is an integer number (100576840119).

Almost surely, 2^268204906982 is an apocalyptic number.

268204906982 is a deficient number, since it is larger than the sum of its proper divisors (134102453494).

268204906982 is a wasteful number, since it uses less digits than its factorization.

268204906982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134102453493.

The product of its (nonzero) digits is 5971968, while the sum is 56.

The spelling of 268204906982 in words is "two hundred sixty-eight billion, two hundred four million, nine hundred six thousand, nine hundred eighty-two".