442542135501 has 16 divisors (see below), whose sum is σ = 655631665920. Its totient is φ = 295021931040.

The previous prime is 442542135493. The next prime is 442542135521. The reversal of 442542135501 is 105531245244.

442542135501 is a `hidden beast` number, since 4 + 42 + 54 + 2 + 13 + 550 + 1 = 666.

It is not a de Polignac number, because 442542135501 - 2³ = 442542135493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442542135521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1412716 + ... + 1697306.

It is an arithmetic number, because the mean of its divisors is an integer number (40976979120).

Almost surely, 2^442542135501 is an apocalyptic number.

It is an amenable number.

442542135501 is a deficient number, since it is larger than the sum of its proper divisors (213089530419).

442542135501 is a wasteful number, since it uses less digits than its factorization.

442542135501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342193 (or 342187 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 442542135501 in words is "four hundred forty-two billion, five hundred forty-two million, one hundred thirty-five thousand, five hundred one".