11740707643 has 16 divisors (see below), whose sum is σ = 13782795264. Its totient is φ = 9791173440.

The previous prime is 11740707617. The next prime is 11740707701. The reversal of 11740707643 is 34670704711.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11740707643 - 2⁹ = 11740707131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11740707596 and 11740707605.

It is not an unprimeable number, because it can be changed into a prime (11740702643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49596 + ... + 161062.

It is an arithmetic number, because the mean of its divisors is an integer number (861424704).

Almost surely, 2^11740707643 is an apocalyptic number.

11740707643 is a deficient number, since it is larger than the sum of its proper divisors (2042087621).

11740707643 is a wasteful number, since it uses less digits than its factorization.

11740707643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111882.

The product of its (nonzero) digits is 98784, while the sum is 40.

The spelling of 11740707643 in words is "eleven billion, seven hundred forty million, seven hundred seven thousand, six hundred forty-three".