144333444402020 has 24 divisors (see below), whose sum is σ = 303926119453824. Its totient is φ = 57576066101856.

The previous prime is 144333444401899. The next prime is 144333444402073. The reversal of 144333444402020 is 20204444333441.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9831971162 + ... + 9831985841.

It is an arithmetic number, because the mean of its divisors is an integer number (12663588310576).

Almost surely, 2^{144333444402020} is an apocalyptic number.

144333444402020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144333444402020 is an abundant number, since it is smaller than the sum of its proper divisors (159592675051804).

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

144333444402020 is a wasteful number, since it uses less digits than its factorization.

144333444402020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19663957379 (or 19663957377 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 144333444402020 its reverse (20204444333441), we get a palindrome (164537888735461).

The spelling of 144333444402020 in words is "one hundred forty-four trillion, three hundred thirty-three billion, four hundred forty-four million, four hundred two thousand, twenty".