442205600654212 has 6 divisors (see below), whose sum is σ = 773859801144878. Its totient is φ = 221102800327104.

The previous prime is 442205600654123. The next prime is 442205600654249. The reversal of 442205600654212 is 212456006502244.

It can be written as a sum of positive squares in only one way, i.e., 322727715461376 + 119477885192836 = 17964624^2 + 10930594^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55275700081773 + ... + 55275700081780.

Almost surely, 2^{442205600654212} is an apocalyptic number.

It is an amenable number.

442205600654212 is a deficient number, since it is larger than the sum of its proper divisors (331654200490666).

442205600654212 is a wasteful number, since it uses less digits than its factorization.

442205600654212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110551400163557 (or 110551400163555 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 442205600654212 in words is "four hundred forty-two trillion, two hundred five billion, six hundred million, six hundred fifty-four thousand, two hundred twelve".