85622763559 has 2 divisors, whose sum is σ = 85622763560. Its totient is φ = 85622763558.

The previous prime is 85622763511. The next prime is 85622763571. The reversal of 85622763559 is 95536722658.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85622763559 - 2²¹ = 85620666407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85622713559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42811381779 + 42811381780.

It is an arithmetic number, because the mean of its divisors is an integer number (42811381780).

Almost surely, 2^85622763559 is an apocalyptic number.

85622763559 is a deficient number, since it is larger than the sum of its proper divisors (1).

85622763559 is an equidigital number, since it uses as much as digits as its factorization.

85622763559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216000, while the sum is 58.

The spelling of 85622763559 in words is "eighty-five billion, six hundred twenty-two million, seven hundred sixty-three thousand, five hundred fifty-nine".