442165105536522 has 8 divisors (see below), whose sum is σ = 884330211073056. Its totient is φ = 147388368512172.

The previous prime is 442165105536383. The next prime is 442165105536529. The reversal of 442165105536522 is 225635501561244.

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

442165105536522 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (442165105536529) 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 3 ways as a sum of consecutive naturals, for example, 36847092128038 + ... + 36847092128049.

It is an arithmetic number, because the mean of its divisors is an integer number (110541276384132).

Almost surely, 2^{442165105536522} is an apocalyptic number.

442165105536522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442165105536522 is a wasteful number, since it uses less digits than its factorization.

442165105536522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73694184256092.

The product of its (nonzero) digits is 8640000, while the sum is 51.

The spelling of 442165105536522 in words is "four hundred forty-two trillion, one hundred sixty-five billion, one hundred five million, five hundred thirty-six thousand, five hundred twenty-two".