85616059 has 2 divisors, whose sum is σ = 85616060. Its totient is φ = 85616058.

The previous prime is 85616023. The next prime is 85616087. The reversal of 85616059 is 95061658.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85616059 - 2¹⁵ = 85583291 is a prime.

It is not a weakly prime, because it can be changed into another prime (85016059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42808029 + 42808030.

It is an arithmetic number, because the mean of its divisors is an integer number (42808030).

Almost surely, 2^85616059 is an apocalyptic number.

85616059 is a deficient number, since it is larger than the sum of its proper divisors (1).

85616059 is an equidigital number, since it uses as much as digits as its factorization.

85616059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 85616059 is about 9252.8946281691. The cubic root of 85616059 is about 440.7426490598.

The spelling of 85616059 in words is "eighty-five million, six hundred sixteen thousand, fifty-nine".