442256210804046 has 16 divisors (see below), whose sum is σ = 884518843425408. Its totient is φ = 147417666631800.

The previous prime is 442256210804041. The next prime is 442256210804047. The reversal of 442256210804046 is 640408012652244.

It is a junction number, because it is equal to n+sod(n) for n = 442256210803986 and 442256210804004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442256210804041) 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, 266680210 + ... + 268333461.

It is an arithmetic number, because the mean of its divisors is an integer number (55282427714088).

Almost surely, 2^{442256210804046} is an apocalyptic number.

442256210804046 is an abundant number, since it is smaller than the sum of its proper divisors (442262632621362).

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

442256210804046 is a wasteful number, since it uses less digits than its factorization.

442256210804046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535151447.

The product of its (nonzero) digits is 2949120, while the sum is 48.

The spelling of 442256210804046 in words is "four hundred forty-two trillion, two hundred fifty-six billion, two hundred ten million, eight hundred four thousand, forty-six".