442303041432 has 32 divisors (see below), whose sum is σ = 1263722976000. Its totient is φ = 126372297504.

The previous prime is 442303041431. The next prime is 442303041443. The reversal of 442303041432 is 234140303244.

It is a happy number.

It is a super-2 number, since 2×442303041432² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 442303041432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442303041431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316377932 + ... + 1316378267.

It is an arithmetic number, because the mean of its divisors is an integer number (39491343000).

Almost surely, 2^442303041432 is an apocalyptic number.

442303041432 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

442303041432 is an abundant number, since it is smaller than the sum of its proper divisors (821419934568).

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

442303041432 is a wasteful number, since it uses less digits than its factorization.

442303041432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2632756215 (or 2632756211 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 442303041432 its reverse (234140303244), we get a palindrome (676443344676).

The spelling of 442303041432 in words is "four hundred forty-two billion, three hundred three million, forty-one thousand, four hundred thirty-two".