42044503321 has 8 divisors (see below), whose sum is σ = 43053953184. Its totient is φ = 41036493120.

The previous prime is 42044503301. The next prime is 42044503379. The reversal of 42044503321 is 12330544024.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42044503321 - 2²⁹ = 41507632409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42044503321.

It is not an unprimeable number, because it can be changed into a prime (42044503301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300691 + ... + 417736.

It is an arithmetic number, because the mean of its divisors is an integer number (5381744148).

Almost surely, 2^42044503321 is an apocalyptic number.

It is an amenable number.

42044503321 is a deficient number, since it is larger than the sum of its proper divisors (1009449863).

42044503321 is a wasteful number, since it uses less digits than its factorization.

42044503321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719831.

The product of its (nonzero) digits is 11520, while the sum is 28.

The spelling of 42044503321 in words is "forty-two billion, forty-four million, five hundred three thousand, three hundred twenty-one".