442413243946 has 32 divisors (see below), whose sum is σ = 689102668800. Its totient is φ = 212798275200.

The previous prime is 442413243931. The next prime is 442413243947. The reversal of 442413243946 is 649342314244.

It is a junction number, because it is equal to n+sod(n) for n = 442413243896 and 442413243905.

It is not an unprimeable number, because it can be changed into a prime (442413243947) 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, 32054355 + ... + 32068153.

It is an arithmetic number, because the mean of its divisors is an integer number (21534458400).

Almost surely, 2^442413243946 is an apocalyptic number.

442413243946 is a deficient number, since it is larger than the sum of its proper divisors (246689424854).

442413243946 is a wasteful number, since it uses less digits than its factorization.

442413243946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16870.

The product of its digits is 1990656, while the sum is 46.

The spelling of 442413243946 in words is "four hundred forty-two billion, four hundred thirteen million, two hundred forty-three thousand, nine hundred forty-six".