28452809234 has 8 divisors (see below), whose sum is σ = 43671753840. Its totient is φ = 13895557956.

The previous prime is 28452809219. The next prime is 28452809251. The reversal of 28452809234 is 43290825482.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 165423224 + ... + 165423395.

It is an arithmetic number, because the mean of its divisors is an integer number (5458969230).

Almost surely, 2^28452809234 is an apocalyptic number.

28452809234 is a deficient number, since it is larger than the sum of its proper divisors (15218944606).

28452809234 is a wasteful number, since it uses less digits than its factorization.

28452809234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330846664.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The spelling of 28452809234 in words is "twenty-eight billion, four hundred fifty-two million, eight hundred nine thousand, two hundred thirty-four".