11149645834 has 16 divisors (see below), whose sum is σ = 17330112000. Its totient is φ = 5373584944.

The previous prime is 11149645831. The next prime is 11149645879. The reversal of 11149645834 is 43854694111.

It is not an unprimeable number, because it can be changed into a prime (11149645831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125722 + ... + 195205.

It is an arithmetic number, because the mean of its divisors is an integer number (1083132000).

Almost surely, 2^11149645834 is an apocalyptic number.

11149645834 is a deficient number, since it is larger than the sum of its proper divisors (6180466166).

11149645834 is a wasteful number, since it uses less digits than its factorization.

11149645834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321557.

The product of its digits is 414720, while the sum is 46.

The spelling of 11149645834 in words is "eleven billion, one hundred forty-nine million, six hundred forty-five thousand, eight hundred thirty-four".