11523334651 has 12 divisors (see below), whose sum is σ = 11815972792. Its totient is φ = 11237695488.

The previous prime is 11523334619. The next prime is 11523334657. The reversal of 11523334651 is 15643332511.

It is not a de Polignac number, because 11523334651 - 2⁵ = 11523334619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11523334657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 615931 + ... + 634363.

Almost surely, 2^11523334651 is an apocalyptic number.

11523334651 is a deficient number, since it is larger than the sum of its proper divisors (292638141).

11523334651 is an equidigital number, since it uses as much as digits as its factorization.

11523334651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18810 (or 18763 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The spelling of 11523334651 in words is "eleven billion, five hundred twenty-three million, three hundred thirty-four thousand, six hundred fifty-one".