11334545661 has 16 divisors (see below), whose sum is σ = 15198686208. Its totient is φ = 7513420800.

The previous prime is 11334545639. The next prime is 11334545671. The reversal of 11334545661 is 16654543311.

It is not a de Polignac number, because 11334545661 - 2¹⁴ = 11334529277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11334545611) 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, 2482821 + ... + 2487381.

It is an arithmetic number, because the mean of its divisors is an integer number (949917888).

Almost surely, 2^11334545661 is an apocalyptic number.

It is an amenable number.

11334545661 is a deficient number, since it is larger than the sum of its proper divisors (3864140547).

11334545661 is a wasteful number, since it uses less digits than its factorization.

11334545661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9092.

The product of its digits is 129600, while the sum is 39.

The spelling of 11334545661 in words is "eleven billion, three hundred thirty-four million, five hundred forty-five thousand, six hundred sixty-one".