10551866194 has 8 divisors (see below), whose sum is σ = 16018495920. Its totient is φ = 5212367556.

The previous prime is 10551866189. The next prime is 10551866197. The reversal of 10551866194 is 49166815501.

10551866194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10551866194² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10551866197) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 31782564 + ... + 31782895.

It is an arithmetic number, because the mean of its divisors is an integer number (2002311990).

Almost surely, 2^10551866194 is an apocalyptic number.

10551866194 is a deficient number, since it is larger than the sum of its proper divisors (5466629726).

10551866194 is an equidigital number, since it uses as much as digits as its factorization.

10551866194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63565544.

The product of its (nonzero) digits is 259200, while the sum is 46.

The spelling of 10551866194 in words is "ten billion, five hundred fifty-one million, eight hundred sixty-six thousand, one hundred ninety-four".