11756452663664 has 10 divisors (see below), whose sum is σ = 22778127035880. Its totient is φ = 5878226331824.

The previous prime is 11756452663609. The next prime is 11756452663729. The reversal of 11756452663664 is 46636625465711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11756452663597 and 11756452663606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 367389145724 + ... + 367389145755.

It is an arithmetic number, because the mean of its divisors is an integer number (2277812703588).

Almost surely, 2^{11756452663664} is an apocalyptic number.

It is an amenable number.

11756452663664 is a deficient number, since it is larger than the sum of its proper divisors (11021674372216).

11756452663664 is an equidigital number, since it uses as much as digits as its factorization.

11756452663664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734778291487 (or 734778291481 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 62.

The spelling of 11756452663664 in words is "eleven trillion, seven hundred fifty-six billion, four hundred fifty-two million, six hundred sixty-three thousand, six hundred sixty-four".