442885760143320 has 128 divisors (see below), whose sum is σ = 1430875644307200. Its totient is φ = 109016969823744.

The previous prime is 442885760143261. The next prime is 442885760143451. The reversal of 442885760143320 is 23341067588244.

It is a happy number.

It is a super-2 number, since 2×442885760143320² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164994259 + ... + 167657021.

It is an arithmetic number, because the mean of its divisors is an integer number (11178715971150).

Almost surely, 2^{442885760143320} is an apocalyptic number.

442885760143320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

442885760143320 is an abundant number, since it is smaller than the sum of its proper divisors (987989884163880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442885760143320 is a wasteful number, since it uses less digits than its factorization.

442885760143320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2769409 (or 2769405 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 57.

The spelling of 442885760143320 in words is "four hundred forty-two trillion, eight hundred eighty-five billion, seven hundred sixty million, one hundred forty-three thousand, three hundred twenty".