11646248587 has 2 divisors, whose sum is σ = 11646248588. Its totient is φ = 11646248586.

The previous prime is 11646248557. The next prime is 11646248623. The reversal of 11646248587 is 78584264611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11646248587 - 2¹¹ = 11646246539 is a prime.

It is not a weakly prime, because it can be changed into another prime (11646248507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5823124293 + 5823124294.

It is an arithmetic number, because the mean of its divisors is an integer number (5823124294).

Almost surely, 2^11646248587 is an apocalyptic number.

11646248587 is a deficient number, since it is larger than the sum of its proper divisors (1).

11646248587 is an equidigital number, since it uses as much as digits as its factorization.

11646248587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2580480, while the sum is 52.

The spelling of 11646248587 in words is "eleven billion, six hundred forty-six million, two hundred forty-eight thousand, five hundred eighty-seven".