42351544016 has 20 divisors (see below), whose sum is σ = 82203451812. Its totient is φ = 21137750016.

The previous prime is 42351544003. The next prime is 42351544031. The reversal of 42351544016 is 61044515324.

It can be written as a sum of positive squares in 2 ways, for example, as 6114614416 + 36236929600 = 78196^2 + 190360^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2367185 + ... + 2385008.

Almost surely, 2^42351544016 is an apocalyptic number.

It is an amenable number.

42351544016 is a deficient number, since it is larger than the sum of its proper divisors (39851907796).

42351544016 is a wasteful number, since it uses less digits than its factorization.

42351544016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752758 (or 4752752 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 42351544016 in words is "forty-two billion, three hundred fifty-one million, five hundred forty-four thousand, sixteen".