442433545014545 has 12 divisors (see below), whose sum is σ = 617601111816564. Its totient is φ = 303383002295520.

The previous prime is 442433545014491. The next prime is 442433545014641. The reversal of 442433545014545 is 545410545334244.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 164302944161041 + 278130600853504 = 12818071^2 + 16677248^2 .

It is not a de Polignac number, because 442433545014545 - 2⁸ = 442433545014289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 902925601826 + ... + 902925602315.

It is an arithmetic number, because the mean of its divisors is an integer number (51466759318047).

Almost surely, 2^{442433545014545} is an apocalyptic number.

It is an amenable number.

442433545014545 is a deficient number, since it is larger than the sum of its proper divisors (175167566802019).

442433545014545 is a wasteful number, since it uses less digits than its factorization.

442433545014545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805851204160 (or 1805851204153 counting only the distinct ones).

The product of its (nonzero) digits is 46080000, while the sum is 53.

The spelling of 442433545014545 in words is "four hundred forty-two trillion, four hundred thirty-three billion, five hundred forty-five million, fourteen thousand, five hundred forty-five".