6666217093151 has 16 divisors (see below), whose sum is σ = 8480742662400. Its totient is φ = 5194454874840.

The previous prime is 6666217093079. The next prime is 6666217093177. The reversal of 6666217093151 is 1513907126666.

It is not a de Polignac number, because 6666217093151 - 2¹⁴ = 6666217076767 is a prime.

It is a super-2 number, since 2×6666217093151² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6666217093093 and 6666217093102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666217093451) 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, 883406921 + ... + 883414466.

It is an arithmetic number, because the mean of its divisors is an integer number (530046416400).

Almost surely, 2^{6666217093151} is an apocalyptic number.

6666217093151 is a deficient number, since it is larger than the sum of its proper divisors (1814525569249).

6666217093151 is a wasteful number, since it uses less digits than its factorization.

6666217093151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766821419 (or 1766821405 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 6666217093151 in words is "six trillion, six hundred sixty-six billion, two hundred seventeen million, ninety-three thousand, one hundred fifty-one".