662806748135711 has 2 divisors, whose sum is σ = 662806748135712. Its totient is φ = 662806748135710.

The previous prime is 662806748135677. The next prime is 662806748135717. The reversal of 662806748135711 is 117531847608266.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-662806748135711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662806748135717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331403374067855 + 331403374067856.

It is an arithmetic number, because the mean of its divisors is an integer number (331403374067856).

Almost surely, 2^{662806748135711} is an apocalyptic number.

662806748135711 is a deficient number, since it is larger than the sum of its proper divisors (1).

662806748135711 is an equidigital number, since it uses as much as digits as its factorization.

662806748135711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81285120, while the sum is 65.

The spelling of 662806748135711 in words is "six hundred sixty-two trillion, eight hundred six billion, seven hundred forty-eight million, one hundred thirty-five thousand, seven hundred eleven".