85562647699 has 2 divisors, whose sum is σ = 85562647700. Its totient is φ = 85562647698.

The previous prime is 85562647673. The next prime is 85562647711. The reversal of 85562647699 is 99674626558.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85562647699 - 2⁷ = 85562647571 is a prime.

It is not a weakly prime, because it can be changed into another prime (85562647619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42781323849 + 42781323850.

It is an arithmetic number, because the mean of its divisors is an integer number (42781323850).

Almost surely, 2^85562647699 is an apocalyptic number.

85562647699 is a deficient number, since it is larger than the sum of its proper divisors (1).

85562647699 is an equidigital number, since it uses as much as digits as its factorization.

85562647699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 195955200, while the sum is 67.

The spelling of 85562647699 in words is "eighty-five billion, five hundred sixty-two million, six hundred forty-seven thousand, six hundred ninety-nine".