16522772172755 has 16 divisors (see below), whose sum is σ = 20106231091200. Its totient is φ = 13032746844000.

The previous prime is 16522772172727. The next prime is 16522772172853. The reversal of 16522772172755 is 55727127722561.

It is a de Polignac number, because none of the positive numbers 2^k-16522772172755 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16522772172694 and 16522772172703.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28804871 + ... + 29372880.

It is an arithmetic number, because the mean of its divisors is an integer number (1256639443200).

Almost surely, 2^{16522772172755} is an apocalyptic number.

16522772172755 is a deficient number, since it is larger than the sum of its proper divisors (3583458918445).

16522772172755 is an equidigital number, since it uses as much as digits as its factorization.

16522772172755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58178554.

The product of its digits is 28812000, while the sum is 59.

The spelling of 16522772172755 in words is "sixteen trillion, five hundred twenty-two billion, seven hundred seventy-two million, one hundred seventy-two thousand, seven hundred fifty-five".