289879451692 has 24 divisors (see below), whose sum is σ = 516548701760. Its totient is φ = 142314382080.

The previous prime is 289879451663. The next prime is 289879451713. The reversal of 289879451692 is 296154978982.

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, 2476893 + ... + 2591284.

Almost surely, 2^289879451692 is an apocalyptic number.

It is an amenable number.

289879451692 is a deficient number, since it is larger than the sum of its proper divisors (226669250068).

289879451692 is a wasteful number, since it uses less digits than its factorization.

289879451692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5068441 (or 5068439 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 70.

The spelling of 289879451692 in words is "two hundred eighty-nine billion, eight hundred seventy-nine million, four hundred fifty-one thousand, six hundred ninety-two".