7166217051 has 24 divisors (see below), whose sum is σ = 11891902464. Its totient is φ = 4073534640.

The previous prime is 7166217031. The next prime is 7166217053. The reversal of 7166217051 is 1507126617.

It is not a de Polignac number, because 7166217051 - 2¹⁰ = 7166216027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7166216997 and 7166217015.

It is not an unprimeable number, because it can be changed into a prime (7166217053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 285741 + ... + 309806.

It is an arithmetic number, because the mean of its divisors is an integer number (495495936).

Almost surely, 2^7166217051 is an apocalyptic number.

7166217051 is a deficient number, since it is larger than the sum of its proper divisors (4725685413).

7166217051 is a wasteful number, since it uses less digits than its factorization.

7166217051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595751 (or 595748 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 7166217051 is about 84653.5117464125. The cubic root of 7166217051 is about 1927.9539334727.

The spelling of 7166217051 in words is "seven billion, one hundred sixty-six million, two hundred seventeen thousand, fifty-one".