289330000634 has 16 divisors (see below), whose sum is σ = 459622707048. Its totient is φ = 136126083072.

The previous prime is 289330000621. The next prime is 289330000643. The reversal of 289330000634 is 436000033982.

It can be written as a sum of positive squares in 4 ways, for example, as 288503265625 + 826735009 = 537125^2 + 28753^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751637 + ... + 1069400.

Almost surely, 2^289330000634 is an apocalyptic number.

289330000634 is a deficient number, since it is larger than the sum of its proper divisors (170292706414).

289330000634 is a wasteful number, since it uses less digits than its factorization.

289330000634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825729.

The product of its (nonzero) digits is 93312, while the sum is 38.

The spelling of 289330000634 in words is "two hundred eighty-nine billion, three hundred thirty million, six hundred thirty-four", and thus it is an aban number.