289056075106 has 4 divisors (see below), whose sum is σ = 433584112662. Its totient is φ = 144528037552.

The previous prime is 289056075023. The next prime is 289056075131. The reversal of 289056075106 is 601570650982.

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., 229097206881 + 59958868225 = 478641^2 + 244865^2 .

It is a super-2 number, since 2×289056075106² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 289056075106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72264018775 + ... + 72264018778.

Almost surely, 2^289056075106 is an apocalyptic number.

289056075106 is a deficient number, since it is larger than the sum of its proper divisors (144528037556).

289056075106 is a wasteful number, since it uses less digits than its factorization.

289056075106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144528037555.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 289056075106 in words is "two hundred eighty-nine billion, fifty-six million, seventy-five thousand, one hundred six".