6166131266522 has 4 divisors (see below), whose sum is σ = 9249196899786. Its totient is φ = 3083065633260.

The previous prime is 6166131266413. The next prime is 6166131266539. The reversal of 6166131266522 is 2256621316616.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3818307494401 + 2347823772121 = 1954049^2 + 1532261^2 .

It is a super-3 number, since 3×6166131266522³ (a number of 39 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1541532816629 + ... + 1541532816632.

Almost surely, 2^{6166131266522} is an apocalyptic number.

6166131266522 is a deficient number, since it is larger than the sum of its proper divisors (3083065633264).

6166131266522 is a wasteful number, since it uses less digits than its factorization.

6166131266522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3083065633263.

The product of its digits is 933120, while the sum is 47.

The spelling of 6166131266522 in words is "six trillion, one hundred sixty-six billion, one hundred thirty-one million, two hundred sixty-six thousand, five hundred twenty-two".