42023519999 has 8 divisors (see below), whose sum is σ = 42370083888. Its totient is φ = 41677346880.

The previous prime is 42023519977. The next prime is 42023520031. The reversal of 42023519999 is 99991532024.

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 42023519999 - 2¹⁶ = 42023454463 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 42023519999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42023519099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120269 + ... + 313865.

It is an arithmetic number, because the mean of its divisors is an integer number (5296260486).

Almost surely, 2^42023519999 is an apocalyptic number.

42023519999 is a deficient number, since it is larger than the sum of its proper divisors (346563889).

42023519999 is a wasteful number, since it uses less digits than its factorization.

42023519999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195385.

The product of its (nonzero) digits is 1574640, while the sum is 53.

The spelling of 42023519999 in words is "forty-two billion, twenty-three million, five hundred nineteen thousand, nine hundred ninety-nine".