442302166465 has 16 divisors (see below), whose sum is σ = 532170955008. Its totient is φ = 352903464576.

The previous prime is 442302166409. The next prime is 442302166507. The reversal of 442302166465 is 564661203244.

It is a cyclic number.

It is not a de Polignac number, because 442302166465 - 2¹⁵ = 442302133697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5758504 + ... + 5834806.

It is an arithmetic number, because the mean of its divisors is an integer number (33260684688).

Almost surely, 2^442302166465 is an apocalyptic number.

It is an amenable number.

442302166465 is a deficient number, since it is larger than the sum of its proper divisors (89868788543).

442302166465 is a wasteful number, since it uses less digits than its factorization.

442302166465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79368.

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 442302166465 in words is "four hundred forty-two billion, three hundred two million, one hundred sixty-six thousand, four hundred sixty-five".