11164146044 has 12 divisors (see below), whose sum is σ = 19560885624. Its totient is φ = 5575321584.

The previous prime is 11164146043. The next prime is 11164146061. The reversal of 11164146044 is 44064146111.

It is a self number, because there is not a number n which added to its sum of digits gives 11164146044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11164146043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1684139 + ... + 1690754.

It is an arithmetic number, because the mean of its divisors is an integer number (1630073802).

Almost surely, 2^11164146044 is an apocalyptic number.

It is an amenable number.

11164146044 is a deficient number, since it is larger than the sum of its proper divisors (8396739580).

11164146044 is a wasteful number, since it uses less digits than its factorization.

11164146044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3375724 (or 3375722 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 11164146044 in words is "eleven billion, one hundred sixty-four million, one hundred forty-six thousand, forty-four".