16239199228 has 24 divisors (see below), whose sum is σ = 33233712512. Its totient is φ = 6797803824.

The previous prime is 16239199217. The next prime is 16239199259. The reversal of 16239199228 is 82299193261.

It is a congruent number.

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, 6742650 + ... + 6745057.

Almost surely, 2^16239199228 is an apocalyptic number.

It is an amenable number.

16239199228 is an abundant number, since it is smaller than the sum of its proper divisors (16994513284).

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

16239199228 is a wasteful number, since it uses less digits than its factorization.

16239199228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13487761 (or 13487759 counting only the distinct ones).

The product of its digits is 839808, while the sum is 52.

The spelling of 16239199228 in words is "sixteen billion, two hundred thirty-nine million, one hundred ninety-nine thousand, two hundred twenty-eight".