6166666126541 has 8 divisors (see below), whose sum is σ = 6169348610304. Its totient is φ = 6163983850320.

The previous prime is 6166666126519. The next prime is 6166666126561. The reversal of 6166666126541 is 1456216666616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6166666126541 - 2¹⁸ = 6166665864397 is a prime.

It is a super-2 number, since 2×6166666126541² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6166666126561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98934776 + ... + 98997086.

It is an arithmetic number, because the mean of its divisors is an integer number (771168576288).

Almost surely, 2^{6166666126541} is an apocalyptic number.

It is an amenable number.

6166666126541 is a deficient number, since it is larger than the sum of its proper divisors (2682483763).

6166666126541 is a wasteful number, since it uses less digits than its factorization.

6166666126541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103771.

The product of its digits is 11197440, while the sum is 56.

The spelling of 6166666126541 in words is "six trillion, one hundred sixty-six billion, six hundred sixty-six million, one hundred twenty-six thousand, five hundred forty-one".