11045344040 has 64 divisors (see below), whose sum is σ = 26873856000. Its totient is φ = 4069762048.

The previous prime is 11045344003. The next prime is 11045344049. The reversal of 11045344040 is 4044354011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11045344049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140840 + ... + 204759.

It is an arithmetic number, because the mean of its divisors is an integer number (419904000).

Almost surely, 2^11045344040 is an apocalyptic number.

11045344040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11045344040 is an abundant number, since it is smaller than the sum of its proper divisors (15828511960).

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

11045344040 is a wasteful number, since it uses less digits than its factorization.

11045344040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345674 (or 345670 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 11045344040 its reverse (4044354011), we get a palindrome (15089698051).

The spelling of 11045344040 in words is "eleven billion, forty-five million, three hundred forty-four thousand, forty".