5011267721166 has 48 divisors (see below), whose sum is σ = 12409031947104. Its totient is φ = 1431770176512.

The previous prime is 5011267721153. The next prime is 5011267721171. The reversal of 5011267721166 is 6611277621105.

5011267721166 is a `hidden beast` number, since 501 + 1 + 2 + 6 + 7 + 72 + 11 + 66 = 666.

It is a super-2 number, since 2×5011267721166² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9954430 + ... + 10445726.

It is an arithmetic number, because the mean of its divisors is an integer number (258521498898).

Almost surely, 2^{5011267721166} is an apocalyptic number.

5011267721166 is an abundant number, since it is smaller than the sum of its proper divisors (7397764225938).

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

5011267721166 is a wasteful number, since it uses less digits than its factorization.

5011267721166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572265 (or 572262 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 5011267721166 in words is "five trillion, eleven billion, two hundred sixty-seven million, seven hundred twenty-one thousand, one hundred sixty-six".