289200003460 has 12 divisors (see below), whose sum is σ = 607320007308. Its totient is φ = 115680001376.

The previous prime is 289200003431. The next prime is 289200003479. The reversal of 289200003460 is 64300002982.

It can be written as a sum of positive squares in 2 ways, for example, as 30092534784 + 259107468676 = 173472^2 + 509026^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7230000067 + ... + 7230000106.

It is an arithmetic number, because the mean of its divisors is an integer number (50610000609).

Almost surely, 2^289200003460 is an apocalyptic number.

289200003460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

289200003460 is an abundant number, since it is smaller than the sum of its proper divisors (318120003848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

289200003460 is a wasteful number, since it uses less digits than its factorization.

289200003460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14460000182 (or 14460000180 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 289200003460 in words is "two hundred eighty-nine billion, two hundred million, three thousand, four hundred sixty".