442523513333441 has 8 divisors (see below), whose sum is σ = 444368036227584. Its totient is φ = 440682328944000.

The previous prime is 442523513333431. The next prime is 442523513333459. The reversal of 442523513333441 is 144333315325244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 442523513333441 - 2²⁶ = 442523446224577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442523513333431) 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, 834360521 + ... + 834890726.

It is an arithmetic number, because the mean of its divisors is an integer number (55546004528448).

Almost surely, 2^{442523513333441} is an apocalyptic number.

It is an amenable number.

442523513333441 is a deficient number, since it is larger than the sum of its proper divisors (1844522894143).

442523513333441 is a wasteful number, since it uses less digits than its factorization.

442523513333441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669252351.

The product of its digits is 6220800, while the sum is 47.

Adding to 442523513333441 its reverse (144333315325244), we get a palindrome (586856828658685).

The spelling of 442523513333441 in words is "four hundred forty-two trillion, five hundred twenty-three billion, five hundred thirteen million, three hundred thirty-three thousand, four hundred forty-one".