11740645264 has 20 divisors (see below), whose sum is σ = 24085589004. Its totient is φ = 5525009408.

The previous prime is 11740645249. The next prime is 11740645289. The reversal of 11740645264 is 46254604711.

It can be written as a sum of positive squares in 2 ways, for example, as 10443204864 + 1297440400 = 102192^2 + 36020^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21581797 + ... + 21582340.

Almost surely, 2^11740645264 is an apocalyptic number.

It is an amenable number.

11740645264 is an abundant number, since it is smaller than the sum of its proper divisors (12344943740).

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

11740645264 is a wasteful number, since it uses less digits than its factorization.

11740645264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43164162 (or 43164156 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 11740645264 in words is "eleven billion, seven hundred forty million, six hundred forty-five thousand, two hundred sixty-four".