442643750008823 has 8 divisors (see below), whose sum is σ = 491995111502736. Its totient is φ = 394810891945600.

The previous prime is 442643750008751. The next prime is 442643750008847. The reversal of 442643750008823 is 328800057346244.

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 442643750008823 - 2²⁸ = 442643481573367 is a prime.

It is a super-2 number, since 2×442643750008823² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442643750001823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379625857058 + ... + 379625858223.

It is an arithmetic number, because the mean of its divisors is an integer number (61499388937842).

Almost surely, 2^{442643750008823} is an apocalyptic number.

442643750008823 is a deficient number, since it is larger than the sum of its proper divisors (49351361493913).

442643750008823 is a wasteful number, since it uses less digits than its factorization.

442643750008823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759251715345.

The product of its (nonzero) digits is 30965760, while the sum is 56.

The spelling of 442643750008823 in words is "four hundred forty-two trillion, six hundred forty-three billion, seven hundred fifty million, eight thousand, eight hundred twenty-three".