42923232728 has 16 divisors (see below), whose sum is σ = 84716907000. Its totient is φ = 20332057536.

The previous prime is 42923232713. The next prime is 42923232757. The reversal of 42923232728 is 82723232924.

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, 141194693 + ... + 141194996.

Almost surely, 2^42923232728 is an apocalyptic number.

It is an amenable number.

42923232728 is a deficient number, since it is larger than the sum of its proper divisors (41793674272).

42923232728 is a wasteful number, since it uses less digits than its factorization.

42923232728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282389714 (or 282389710 counting only the distinct ones).

The product of its digits is 580608, while the sum is 44.

The spelling of 42923232728 in words is "forty-two billion, nine hundred twenty-three million, two hundred thirty-two thousand, seven hundred twenty-eight".