11149109040 has 40 divisors (see below), whose sum is σ = 34562238768. Its totient is φ = 2973095680.

The previous prime is 11149109039. The next prime is 11149109051. The reversal of 11149109040 is 4090194111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11149108989 and 11149109007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23227071 + ... + 23227550.

Almost surely, 2^11149109040 is an apocalyptic number.

11149109040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11149109040 is an abundant number, since it is smaller than the sum of its proper divisors (23413129728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11149109040 is a wasteful number, since it uses less digits than its factorization.

11149109040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46454637 (or 46454631 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The spelling of 11149109040 in words is "eleven billion, one hundred forty-nine million, one hundred nine thousand, forty".