442466063081 has 16 divisors (see below), whose sum is σ = 509098396800. Its totient is φ = 376697917440.

The previous prime is 442466063033. The next prime is 442466063087. The reversal of 442466063081 is 180360664244.

It is a cyclic number.

It is not a de Polignac number, because 442466063081 - 2¹⁴ = 442466046697 is a prime.

It is a super-2 number, since 2×442466063081² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (442466063087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275486 + ... + 980216.

It is an arithmetic number, because the mean of its divisors is an integer number (31818649800).

Almost surely, 2^442466063081 is an apocalyptic number.

It is an amenable number.

442466063081 is a deficient number, since it is larger than the sum of its proper divisors (66632333719).

442466063081 is a wasteful number, since it uses less digits than its factorization.

442466063081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705344.

The product of its (nonzero) digits is 663552, while the sum is 44.

The spelling of 442466063081 in words is "four hundred forty-two billion, four hundred sixty-six million, sixty-three thousand, eighty-one".