16144423210340 has 12 divisors (see below), whose sum is σ = 33903288741756. Its totient is φ = 6457769284128.

The previous prime is 16144423210337. The next prime is 16144423210373. The reversal of 16144423210340 is 4301232444161.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4317385820224 + 11827037390116 = 2077832^2 + 3439046^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16144423210340.

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, 403610580239 + ... + 403610580278.

It is an arithmetic number, because the mean of its divisors is an integer number (2825274061813).

Almost surely, 2^{16144423210340} is an apocalyptic number.

16144423210340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16144423210340 is an abundant number, since it is smaller than the sum of its proper divisors (17758865531416).

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

16144423210340 is a wasteful number, since it uses less digits than its factorization.

16144423210340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807221160526 (or 807221160524 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 16144423210340 in words is "sixteen trillion, one hundred forty-four billion, four hundred twenty-three million, two hundred ten thousand, three hundred forty".