210144423241040 has 40 divisors (see below), whose sum is σ = 514300825304160. Its totient is φ = 79633676174976.

The previous prime is 210144423240979. The next prime is 210144423241061. The reversal of 210144423241040 is 40142324441012.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 210144423240988 and 210144423241006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69126453494 + ... + 69126456533.

It is an arithmetic number, because the mean of its divisors is an integer number (12857520632604).

Almost surely, 2^{210144423241040} is an apocalyptic number.

210144423241040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210144423241040 is an abundant number, since it is smaller than the sum of its proper divisors (304156402063120).

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

210144423241040 is a wasteful number, since it uses less digits than its factorization.

210144423241040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138252910059 (or 138252910053 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 210144423241040 its reverse (40142324441012), we get a palindrome (250286747682052).

The spelling of 210144423241040 in words is "two hundred ten trillion, one hundred forty-four billion, four hundred twenty-three million, two hundred forty-one thousand, forty".