442522389425 has 24 divisors (see below), whose sum is σ = 577648221600. Its totient is φ = 335362135680.

The previous prime is 442522389409. The next prime is 442522389443. The reversal of 442522389425 is 524983225244.

It is not a de Polignac number, because 442522389425 - 2⁴ = 442522389409 is a prime.

It is a super-2 number, since 2×442522389425² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10303646 + ... + 10346504.

It is an arithmetic number, because the mean of its divisors is an integer number (24068675900).

Almost surely, 2^442522389425 is an apocalyptic number.

It is an amenable number.

442522389425 is a deficient number, since it is larger than the sum of its proper divisors (135125832175).

442522389425 is a wasteful number, since it uses less digits than its factorization.

442522389425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64625 (or 64620 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 50.

The spelling of 442522389425 in words is "four hundred forty-two billion, five hundred twenty-two million, three hundred eighty-nine thousand, four hundred twenty-five".