11141661264 has 40 divisors (see below), whose sum is σ = 29775132960. Its totient is φ = 3585821568.

The previous prime is 11141661247. The next prime is 11141661287. The reversal of 11141661264 is 46216614111.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 4000642 + ... + 4003425.

It is an arithmetic number, because the mean of its divisors is an integer number (744378324).

Almost surely, 2^11141661264 is an apocalyptic number.

It is an amenable number.

11141661264 is an abundant number, since it is smaller than the sum of its proper divisors (18633471696).

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

11141661264 is a wasteful number, since it uses less digits than its factorization.

11141661264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8004107 (or 8004101 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The spelling of 11141661264 in words is "eleven billion, one hundred forty-one million, six hundred sixty-one thousand, two hundred sixty-four".