11766642850 has 12 divisors (see below), whose sum is σ = 21885955794. Its totient is φ = 4706657120.

The previous prime is 11766642847. The next prime is 11766642893. The reversal of 11766642850 is 5824666711.

11766642850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 9434042641 + 2332600209 = 97129^2 + 48297^2 .

It is a super-2 number, since 2×11766642850² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11766642850.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117666379 + ... + 117666478.

Almost surely, 2^11766642850 is an apocalyptic number.

11766642850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11766642850 is a deficient number, since it is larger than the sum of its proper divisors (10119312944).

11766642850 is a wasteful number, since it uses less digits than its factorization.

11766642850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235332869 (or 235332864 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 11766642850 in words is "eleven billion, seven hundred sixty-six million, six hundred forty-two thousand, eight hundred fifty".