85120589371 has 2 divisors, whose sum is σ = 85120589372. Its totient is φ = 85120589370.

The previous prime is 85120589341. The next prime is 85120589419. The reversal of 85120589371 is 17398502158.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85120589371 is a prime.

It is not a weakly prime, because it can be changed into another prime (85120589311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42560294685 + 42560294686.

It is an arithmetic number, because the mean of its divisors is an integer number (42560294686).

Almost surely, 2^85120589371 is an apocalyptic number.

85120589371 is a deficient number, since it is larger than the sum of its proper divisors (1).

85120589371 is an equidigital number, since it uses as much as digits as its factorization.

85120589371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 49.

The spelling of 85120589371 in words is "eighty-five billion, one hundred twenty million, five hundred eighty-nine thousand, three hundred seventy-one".