10685049111 has 36 divisors (see below), whose sum is σ = 17078716200. Its totient is φ = 6432228000.

The previous prime is 10685049103. The next prime is 10685049121. The reversal of 10685049111 is 11194058601.

It is a happy number.

10685049111 is a `hidden beast` number, since 1 + 0 + 68 + 504 + 91 + 1 + 1 = 666.

It is not a de Polignac number, because 10685049111 - 2³ = 10685049103 is a prime.

It is a super-2 number, since 2×10685049111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10685049121) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 129336 + ... + 195186.

Almost surely, 2^10685049111 is an apocalyptic number.

10685049111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10685049111 is a deficient number, since it is larger than the sum of its proper divisors (6393667089).

10685049111 is a wasteful number, since it uses less digits than its factorization.

10685049111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66028 (or 66014 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

It can be divided in two parts, 106850 and 49111, that added together give a triangular number (155961 = T₅₅₈).

The spelling of 10685049111 in words is "ten billion, six hundred eighty-five million, forty-nine thousand, one hundred eleven".