289474063946 has 16 divisors (see below), whose sum is σ = 450158302440. Its totient is φ = 139442950080.

The previous prime is 289474063937. The next prime is 289474063993. The reversal of 289474063946 is 649360474982.

It can be written as a sum of positive squares in 4 ways, for example, as 250885783225 + 38588280721 = 500885^2 + 196439^2 .

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 7 ways as a sum of consecutive naturals, for example, 5386421 + ... + 5439896.

Almost surely, 2^289474063946 is an apocalyptic number.

289474063946 is a deficient number, since it is larger than the sum of its proper divisors (160684238494).

289474063946 is a wasteful number, since it uses less digits than its factorization.

289474063946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10826809.

The product of its (nonzero) digits is 62705664, while the sum is 62.

The spelling of 289474063946 in words is "two hundred eighty-nine billion, four hundred seventy-four million, sixty-three thousand, nine hundred forty-six".