144421253142312 has 16 divisors (see below), whose sum is σ = 361053132855840. Its totient is φ = 48140417714096.

The previous prime is 144421253142307. The next prime is 144421253142371. The reversal of 144421253142312 is 213241352124441.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3008776107108 + ... + 3008776107155.

It is an arithmetic number, because the mean of its divisors is an integer number (22565820803490).

Almost surely, 2^{144421253142312} is an apocalyptic number.

144421253142312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144421253142312 is an abundant number, since it is smaller than the sum of its proper divisors (216631879713528).

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

144421253142312 is a wasteful number, since it uses less digits than its factorization.

144421253142312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6017552214272 (or 6017552214268 counting only the distinct ones).

The product of its digits is 184320, while the sum is 39.

The spelling of 144421253142312 in words is "one hundred forty-four trillion, four hundred twenty-one billion, two hundred fifty-three million, one hundred forty-two thousand, three hundred twelve".