443402414020042 has 4 divisors (see below), whose sum is σ = 665103621030066. Its totient is φ = 221701207010020.

The previous prime is 443402414020021. The next prime is 443402414020051. The reversal of 443402414020042 is 240020414204344.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 303273900687121 + 140128513332921 = 17414761^2 + 11837589^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110850603505009 + ... + 110850603505012.

Almost surely, 2^{443402414020042} is an apocalyptic number.

443402414020042 is a deficient number, since it is larger than the sum of its proper divisors (221701207010024).

443402414020042 is a wasteful number, since it uses less digits than its factorization.

443402414020042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221701207010023.

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 443402414020042 its reverse (240020414204344), we get a palindrome (683422828224386).

The spelling of 443402414020042 in words is "four hundred forty-three trillion, four hundred two billion, four hundred fourteen million, twenty thousand, forty-two".