442523004146 has 8 divisors (see below), whose sum is σ = 663794583984. Its totient is φ = 221258142820.

The previous prime is 442523004137. The next prime is 442523004163. The reversal of 442523004146 is 641400325244.

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

It is a super-3 number, since 3×442523004146³ (a number of 36 digits) contains 333 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 3 ways as a sum of consecutive naturals, for example, 1511600 + ... + 1780443.

It is an arithmetic number, because the mean of its divisors is an integer number (82974322998).

Almost surely, 2^442523004146 is an apocalyptic number.

442523004146 is a deficient number, since it is larger than the sum of its proper divisors (221271579838).

442523004146 is a wasteful number, since it uses less digits than its factorization.

442523004146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359256.

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 442523004146 in words is "four hundred forty-two billion, five hundred twenty-three million, four thousand, one hundred forty-six".