42804393216 has 72 divisors (see below), whose sum is σ = 122685376800. Its totient is φ = 13170579456.

The previous prime is 42804393209. The next prime is 42804393221. The reversal of 42804393216 is 61239340824.

42804393216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2133666 + ... + 2153633.

Almost surely, 2^42804393216 is an apocalyptic number.

It is an amenable number.

42804393216 is an abundant number, since it is smaller than the sum of its proper divisors (79880983584).

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

42804393216 is a wasteful number, since it uses less digits than its factorization.

42804393216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287331 (or 4287317 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 42804393216 in words is "forty-two billion, eight hundred four million, three hundred ninety-three thousand, two hundred sixteen".