144442232020400 has 30 divisors (see below), whose sum is σ = 347022462429972. Its totient is φ = 57776892808000.

The previous prime is 144442232020297. The next prime is 144442232020421. The reversal of 144442232020400 is 4020232244441.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 180552789626 + ... + 180552790425.

Almost surely, 2^{144442232020400} is an apocalyptic number.

144442232020400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144442232020400 is an abundant number, since it is smaller than the sum of its proper divisors (202580230409572).

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

144442232020400 is a wasteful number, since it uses less digits than its factorization.

144442232020400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361105580069 (or 361105580058 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 144442232020400 its reverse (4020232244441), we get a palindrome (148462464264841).

The spelling of 144442232020400 in words is "one hundred forty-four trillion, four hundred forty-two billion, two hundred thirty-two million, twenty thousand, four hundred".