11009049120 has 96 divisors (see below), whose sum is σ = 38531687040. Its totient is φ = 2935745280.

The previous prime is 11009049101. The next prime is 11009049143. The reversal of 11009049120 is 2194090011.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1269876 + ... + 1278515.

It is an arithmetic number, because the mean of its divisors is an integer number (401371740).

Almost surely, 2^11009049120 is an apocalyptic number.

11009049120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11009049120 is an abundant number, since it is smaller than the sum of its proper divisors (27522637920).

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

11009049120 is a wasteful number, since it uses less digits than its factorization.

11009049120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2548415 (or 2548401 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 11009049120 in words is "eleven billion, nine million, forty-nine thousand, one hundred twenty".