11640633414587 has 2 divisors, whose sum is σ = 11640633414588. Its totient is φ = 11640633414586.

The previous prime is 11640633414581. The next prime is 11640633414589. The reversal of 11640633414587 is 78541433604611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11640633414587 - 2⁶ = 11640633414523 is a prime.

Together with 11640633414589, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11640633414581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5820316707293 + 5820316707294.

It is an arithmetic number, because the mean of its divisors is an integer number (5820316707294).

Almost surely, 2^{11640633414587} is an apocalyptic number.

11640633414587 is a deficient number, since it is larger than the sum of its proper divisors (1).

11640633414587 is an equidigital number, since it uses as much as digits as its factorization.

11640633414587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 11640633414587 in words is "eleven trillion, six hundred forty billion, six hundred thirty-three million, four hundred fourteen thousand, five hundred eighty-seven".