85562647711 has 2 divisors, whose sum is σ = 85562647712. Its totient is φ = 85562647710.

The previous prime is 85562647699. The next prime is 85562647721. The reversal of 85562647711 is 11774626558.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85562647711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85562647721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42781323855 + 42781323856.

It is an arithmetic number, because the mean of its divisors is an integer number (42781323856).

Almost surely, 2^85562647711 is an apocalyptic number.

85562647711 is a deficient number, since it is larger than the sum of its proper divisors (1).

85562647711 is an equidigital number, since it uses as much as digits as its factorization.

85562647711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2822400, while the sum is 52.

The spelling of 85562647711 in words is "eighty-five billion, five hundred sixty-two million, six hundred forty-seven thousand, seven hundred eleven".