442350449801 has 8 divisors (see below), whose sum is σ = 487996369224. Its totient is φ = 398364382080.

The previous prime is 442350449791. The next prime is 442350449897. The reversal of 442350449801 is 108944053244.

It can be written as a sum of positive squares in 4 ways, for example, as 80740654201 + 361609795600 = 284149^2 + 601340^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442350449801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442350449701) 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, 414962366 + ... + 414963431.

It is an arithmetic number, because the mean of its divisors is an integer number (60999546153).

Almost surely, 2^442350449801 is an apocalyptic number.

442350449801 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

442350449801 is a deficient number, since it is larger than the sum of its proper divisors (45645919423).

442350449801 is a wasteful number, since it uses less digits than its factorization.

442350449801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829925851.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 442350449801 in words is "four hundred forty-two billion, three hundred fifty million, four hundred forty-nine thousand, eight hundred one".