442338482066144 has 48 divisors (see below), whose sum is σ = 880366501198800. Its totient is φ = 218760372117504.

The previous prime is 442338482066101. The next prime is 442338482066147. The reversal of 442338482066144 is 441660284833244.

It is a super-2 number, since 2×442338482066144² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442338482066147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107881034 + ... + 111906185.

It is an arithmetic number, because the mean of its divisors is an integer number (18340968774975).

Almost surely, 2^{442338482066144} is an apocalyptic number.

It is an amenable number.

442338482066144 is a deficient number, since it is larger than the sum of its proper divisors (438028019132656).

442338482066144 is a wasteful number, since it uses less digits than its factorization.

442338482066144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219787915 (or 219787907 counting only the distinct ones).

The product of its (nonzero) digits is 84934656, while the sum is 59.

The spelling of 442338482066144 in words is "four hundred forty-two trillion, three hundred thirty-eight billion, four hundred eighty-two million, sixty-six thousand, one hundred forty-four".