85339948411 has 2 divisors, whose sum is σ = 85339948412. Its totient is φ = 85339948410.

The previous prime is 85339948387. The next prime is 85339948433. The reversal of 85339948411 is 11484993358.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85339948411 - 2⁹ = 85339947899 is a prime.

It is not a weakly prime, because it can be changed into another prime (85339948481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42669974205 + 42669974206.

It is an arithmetic number, because the mean of its divisors is an integer number (42669974206).

Almost surely, 2^85339948411 is an apocalyptic number.

85339948411 is a deficient number, since it is larger than the sum of its proper divisors (1).

85339948411 is an equidigital number, since it uses as much as digits as its factorization.

85339948411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 55.

The spelling of 85339948411 in words is "eighty-five billion, three hundred thirty-nine million, nine hundred forty-eight thousand, four hundred eleven".