85345271051 has 2 divisors, whose sum is σ = 85345271052. Its totient is φ = 85345271050.

The previous prime is 85345271027. The next prime is 85345271083. The reversal of 85345271051 is 15017254358.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85345271051 - 2³⁰ = 84271529227 is a prime.

It is not a weakly prime, because it can be changed into another prime (85345277051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42672635525 + 42672635526.

It is an arithmetic number, because the mean of its divisors is an integer number (42672635526).

Almost surely, 2^85345271051 is an apocalyptic number.

85345271051 is a deficient number, since it is larger than the sum of its proper divisors (1).

85345271051 is an equidigital number, since it uses as much as digits as its factorization.

85345271051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168000, while the sum is 41.

The spelling of 85345271051 in words is "eighty-five billion, three hundred forty-five million, two hundred seventy-one thousand, fifty-one".