16566162425331 has 16 divisors (see below), whose sum is σ = 22803917518848. Its totient is φ = 10686357115200.

The previous prime is 16566162425287. The next prime is 16566162425333. The reversal of 16566162425331 is 13352426166561.

It is a happy number.

It is not a de Polignac number, because 16566162425331 - 2¹⁰ = 16566162424307 is a prime.

It is a super-2 number, since 2×16566162425331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16566162425333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11742375 + ... + 13077296.

It is an arithmetic number, because the mean of its divisors is an integer number (1425244844928).

Almost surely, 2^{16566162425331} is an apocalyptic number.

16566162425331 is a deficient number, since it is larger than the sum of its proper divisors (6237755093517).

16566162425331 is a wasteful number, since it uses less digits than its factorization.

16566162425331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24826882.

The product of its digits is 4665600, while the sum is 51.

The spelling of 16566162425331 in words is "sixteen trillion, five hundred sixty-six billion, one hundred sixty-two million, four hundred twenty-five thousand, three hundred thirty-one".