435520422091 has 2 divisors, whose sum is σ = 435520422092. Its totient is φ = 435520422090.

The previous prime is 435520422061. The next prime is 435520422149. The reversal of 435520422091 is 190224025534.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 435520422091 - 2¹¹ = 435520420043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 435520422091.

It is not a weakly prime, because it can be changed into another prime (435520422011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217760211045 + 217760211046.

It is an arithmetic number, because the mean of its divisors is an integer number (217760211046).

Almost surely, 2^435520422091 is an apocalyptic number.

435520422091 is a deficient number, since it is larger than the sum of its proper divisors (1).

435520422091 is an equidigital number, since it uses as much as digits as its factorization.

435520422091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 435520422091 in words is "four hundred thirty-five billion, five hundred twenty million, four hundred twenty-two thousand, ninety-one".