28316111332 has 12 divisors (see below), whose sum is σ = 49586619376. Its totient is φ = 14148505800.

The previous prime is 28316111321. The next prime is 28316111347. The reversal of 28316111332 is 23311161382.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 28316111294 and 28316111303.

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, 2380794 + ... + 2392657.

Almost surely, 2^28316111332 is an apocalyptic number.

It is an amenable number.

28316111332 is a deficient number, since it is larger than the sum of its proper divisors (21270508044).

28316111332 is a wasteful number, since it uses less digits than its factorization.

28316111332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774938 (or 4774936 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The spelling of 28316111332 in words is "twenty-eight billion, three hundred sixteen million, one hundred eleven thousand, three hundred thirty-two".