16338320626903 has 4 divisors (see below), whose sum is σ = 17823622502088. Its totient is φ = 14853018751720.

The previous prime is 16338320626853. The next prime is 16338320626949. The reversal of 16338320626903 is 30962602383361.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16338320626903 - 2²¹ = 16338318529751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16338320626603) 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, 742650937576 + ... + 742650937597.

It is an arithmetic number, because the mean of its divisors is an integer number (4455905625522).

Almost surely, 2^{16338320626903} is an apocalyptic number.

16338320626903 is a deficient number, since it is larger than the sum of its proper divisors (1485301875185).

16338320626903 is a wasteful number, since it uses less digits than its factorization.

16338320626903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485301875184.

The product of its (nonzero) digits is 5038848, while the sum is 52.

The spelling of 16338320626903 in words is "sixteen trillion, three hundred thirty-eight billion, three hundred twenty million, six hundred twenty-six thousand, nine hundred three".