28132692230 has 8 divisors (see below), whose sum is σ = 50638846032. Its totient is φ = 11253076888.

The previous prime is 28132692173. The next prime is 28132692253. The reversal of 28132692230 is 3229623182.

28132692230 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 1406634602 + ... + 1406634621.

It is an arithmetic number, because the mean of its divisors is an integer number (6329855754).

Almost surely, 2^28132692230 is an apocalyptic number.

28132692230 is a deficient number, since it is larger than the sum of its proper divisors (22506153802).

28132692230 is a wasteful number, since it uses less digits than its factorization.

28132692230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813269230.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 28132692230 in words is "twenty-eight billion, one hundred thirty-two million, six hundred ninety-two thousand, two hundred thirty".