16103556323 has 4 divisors (see below), whose sum is σ = 17050824360. Its totient is φ = 15156288288.

The previous prime is 16103556277. The next prime is 16103556353. The reversal of 16103556323 is 32365530161.

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 16103556323 - 2¹⁶ = 16103490787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16103556353) 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, 473633993 + ... + 473634026.

It is an arithmetic number, because the mean of its divisors is an integer number (4262706090).

Almost surely, 2^16103556323 is an apocalyptic number.

16103556323 is a deficient number, since it is larger than the sum of its proper divisors (947268037).

16103556323 is an equidigital number, since it uses as much as digits as its factorization.

16103556323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947268036.

The product of its (nonzero) digits is 48600, while the sum is 35.

The spelling of 16103556323 in words is "sixteen billion, one hundred three million, five hundred fifty-six thousand, three hundred twenty-three".