7166116520 has 32 divisors (see below), whose sum is σ = 16388091720. Its totient is φ = 2819454720.

The previous prime is 7166116483. The next prime is 7166116553. The reversal of 7166116520 is 256116617.

It can be written as a sum of positive squares in 4 ways, for example, as 3255615364 + 3910501156 = 57058^2 + 62534^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1466027 + ... + 1470906.

Almost surely, 2^7166116520 is an apocalyptic number.

It is an amenable number.

7166116520 is an abundant number, since it is smaller than the sum of its proper divisors (9221975200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7166116520 is a wasteful number, since it uses less digits than its factorization.

7166116520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937005 (or 2937001 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 7166116520 is about 84652.9179650649. The cubic root of 7166116520 is about 1927.9449180214.

The spelling of 7166116520 in words is "seven billion, one hundred sixty-six million, one hundred sixteen thousand, five hundred twenty".