442123353115 has 16 divisors (see below), whose sum is σ = 534890188800. Its totient is φ = 350805621600.

The previous prime is 442123353047. The next prime is 442123353131. The reversal of 442123353115 is 511353321244.

It is not a de Polignac number, because 442123353115 - 2²¹ = 442121255963 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1989340 + ... + 2200390.

It is an arithmetic number, because the mean of its divisors is an integer number (33430636800).

Almost surely, 2^442123353115 is an apocalyptic number.

442123353115 is a deficient number, since it is larger than the sum of its proper divisors (92766835685).

442123353115 is a wasteful number, since it uses less digits than its factorization.

442123353115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214482.

The product of its digits is 43200, while the sum is 34.

Adding to 442123353115 its reverse (511353321244), we get a palindrome (953476674359).

The spelling of 442123353115 in words is "four hundred forty-two billion, one hundred twenty-three million, three hundred fifty-three thousand, one hundred fifteen".