16556606101722 has 16 divisors (see below), whose sum is σ = 33131005461792. Its totient is φ = 5515903157520.

The previous prime is 16556606101681. The next prime is 16556606101747. The reversal of 16556606101722 is 22710160665561.

It is a super-3 number, since 3×16556606101722³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 741373668 + ... + 741395999.

It is an arithmetic number, because the mean of its divisors is an integer number (2070687841362).

Almost surely, 2^{16556606101722} is an apocalyptic number.

16556606101722 is an abundant number, since it is smaller than the sum of its proper divisors (16574399360070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16556606101722 is a wasteful number, since it uses less digits than its factorization.

16556606101722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482771533.

The product of its (nonzero) digits is 907200, while the sum is 48.

The spelling of 16556606101722 in words is "sixteen trillion, five hundred fifty-six billion, six hundred six million, one hundred one thousand, seven hundred twenty-two".