442064550503203 has 16 divisors (see below), whose sum is σ = 452101231572480. Its totient is φ = 432141298120000.

The previous prime is 442064550503183. The next prime is 442064550503227. The reversal of 442064550503203 is 302305055460244.

It is a cyclic number.

It is not a de Polignac number, because 442064550503203 - 2¹³ = 442064550495011 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 442064550503203.

It is not an unprimeable number, because it can be changed into a prime (442064550503263) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 18923173 + ... + 35245078.

It is an arithmetic number, because the mean of its divisors is an integer number (28256326973280).

Almost surely, 2^{442064550503203} is an apocalyptic number.

442064550503203 is a deficient number, since it is larger than the sum of its proper divisors (10036681069277).

442064550503203 is a wasteful number, since it uses less digits than its factorization.

442064550503203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54169298.

The product of its (nonzero) digits is 1728000, while the sum is 43.

The spelling of 442064550503203 in words is "four hundred forty-two trillion, sixty-four billion, five hundred fifty million, five hundred three thousand, two hundred three".