85341432791 has 2 divisors, whose sum is σ = 85341432792. Its totient is φ = 85341432790.

The previous prime is 85341432773. The next prime is 85341432797. The reversal of 85341432791 is 19723414358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85341432791 - 2¹⁰ = 85341431767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85341432797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42670716395 + 42670716396.

It is an arithmetic number, because the mean of its divisors is an integer number (42670716396).

Almost surely, 2^85341432791 is an apocalyptic number.

85341432791 is a deficient number, since it is larger than the sum of its proper divisors (1).

85341432791 is an equidigital number, since it uses as much as digits as its factorization.

85341432791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 47.

The spelling of 85341432791 in words is "eighty-five billion, three hundred forty-one million, four hundred thirty-two thousand, seven hundred ninety-one".