7166658802215 has 16 divisors (see below), whose sum is σ = 12509077182336. Its totient is φ = 3474743661600.

The previous prime is 7166658802211. The next prime is 7166658802249. The reversal of 7166658802215 is 5122088566617.

7166658802215 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7166658802215 - 2² = 7166658802211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7166658802211) 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, 21717147721 + ... + 21717148050.

It is an arithmetic number, because the mean of its divisors is an integer number (781817323896).

Almost surely, 2^{7166658802215} is an apocalyptic number.

7166658802215 is a deficient number, since it is larger than the sum of its proper divisors (5342418380121).

7166658802215 is a wasteful number, since it uses less digits than its factorization.

7166658802215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43434295790.

The product of its (nonzero) digits is 9676800, while the sum is 57.

The spelling of 7166658802215 in words is "seven trillion, one hundred sixty-six billion, six hundred fifty-eight million, eight hundred two thousand, two hundred fifteen".