442434023411 has 4 divisors (see below), whose sum is σ = 443770682424. Its totient is φ = 441097364400.

The previous prime is 442434023407. The next prime is 442434023417. The reversal of 442434023411 is 114320434244.

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

It is a cyclic number.

It is not a de Polignac number, because 442434023411 - 2² = 442434023407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442434023417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 668329010 + ... + 668329671.

It is an arithmetic number, because the mean of its divisors is an integer number (110942670606).

Almost surely, 2^442434023411 is an apocalyptic number.

442434023411 is a deficient number, since it is larger than the sum of its proper divisors (1336659013).

442434023411 is a wasteful number, since it uses less digits than its factorization.

442434023411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336659012.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 442434023411 its reverse (114320434244), we get a palindrome (556754457655).

The spelling of 442434023411 in words is "four hundred forty-two billion, four hundred thirty-four million, twenty-three thousand, four hundred eleven".