10186416881 has 4 divisors (see below), whose sum is σ = 10785617892. Its totient is φ = 9587215872.

The previous prime is 10186416871. The next prime is 10186416899. The reversal of 10186416881 is 18861468101.

10186416881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8609056225 + 1577360656 = 92785^2 + 39716^2 .

It is a cyclic number.

It is not a de Polignac number, because 10186416881 - 2¹⁰ = 10186415857 is a prime.

It is a super-2 number, since 2×10186416881² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10186416871) 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, 299600480 + ... + 299600513.

It is an arithmetic number, because the mean of its divisors is an integer number (2696404473).

Almost surely, 2^10186416881 is an apocalyptic number.

It is an amenable number.

10186416881 is a deficient number, since it is larger than the sum of its proper divisors (599201011).

10186416881 is an equidigital number, since it uses as much as digits as its factorization.

10186416881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599201010.

The product of its (nonzero) digits is 73728, while the sum is 44.

The spelling of 10186416881 in words is "ten billion, one hundred eighty-six million, four hundred sixteen thousand, eight hundred eighty-one".