16623220173002 has 16 divisors (see below), whose sum is σ = 26035144440192. Its totient is φ = 7945288446480.

The previous prime is 16623220172987. The next prime is 16623220173013. The reversal of 16623220173002 is 20037102232661.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112363649 + ... + 112511492.

It is an arithmetic number, because the mean of its divisors is an integer number (1627196527512).

Almost surely, 2^{16623220173002} is an apocalyptic number.

16623220173002 is a deficient number, since it is larger than the sum of its proper divisors (9411924267190).

16623220173002 is a wasteful number, since it uses less digits than its factorization.

16623220173002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224876773.

The product of its (nonzero) digits is 36288, while the sum is 35.

The spelling of 16623220173002 in words is "sixteen trillion, six hundred twenty-three billion, two hundred twenty million, one hundred seventy-three thousand, two".