85783533600091 has 2 divisors, whose sum is σ = 85783533600092. Its totient is φ = 85783533600090.

The previous prime is 85783533600053. The next prime is 85783533600097. The reversal of 85783533600091 is 19000633538758.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85783533600091 - 2²⁷ = 85783399382363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85783533599999 and 85783533600035.

It is not a weakly prime, because it can be changed into another prime (85783533600097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42891766800045 + 42891766800046.

It is an arithmetic number, because the mean of its divisors is an integer number (42891766800046).

Almost surely, 2^{85783533600091} is an apocalyptic number.

85783533600091 is a deficient number, since it is larger than the sum of its proper divisors (1).

85783533600091 is an equidigital number, since it uses as much as digits as its factorization.

85783533600091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16329600, while the sum is 58.

The spelling of 85783533600091 in words is "eighty-five trillion, seven hundred eighty-three billion, five hundred thirty-three million, six hundred thousand, ninety-one".