16234036621343 has 4 divisors (see below), whose sum is σ = 16234044721248. Its totient is φ = 16234028521440.

The previous prime is 16234036621331. The next prime is 16234036621379. The reversal of 16234036621343 is 34312663043261.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 16234036621343 - 2¹² = 16234036617247 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16234036621294 and 16234036621303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16234036624343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410023 + ... + 5869943.

It is an arithmetic number, because the mean of its divisors is an integer number (4058511180312).

Almost surely, 2^{16234036621343} is an apocalyptic number.

16234036621343 is a deficient number, since it is larger than the sum of its proper divisors (8099905).

16234036621343 is an equidigital number, since it uses as much as digits as its factorization.

16234036621343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8099904.

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 16234036621343 in words is "sixteen trillion, two hundred thirty-four billion, thirty-six million, six hundred twenty-one thousand, three hundred forty-three".