435216047491 has 2 divisors, whose sum is σ = 435216047492. Its totient is φ = 435216047490.

The previous prime is 435216047489. The next prime is 435216047537. The reversal of 435216047491 is 194740612534.

It is an a-pointer prime, because the next prime (435216047537) can be obtained adding 435216047491 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 435216047491 - 2¹ = 435216047489 is a prime.

Together with 435216047489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (435216047191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217608023745 + 217608023746.

It is an arithmetic number, because the mean of its divisors is an integer number (217608023746).

Almost surely, 2^435216047491 is an apocalyptic number.

435216047491 is a deficient number, since it is larger than the sum of its proper divisors (1).

435216047491 is an equidigital number, since it uses as much as digits as its factorization.

435216047491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 435216047491 in words is "four hundred thirty-five billion, two hundred sixteen million, forty-seven thousand, four hundred ninety-one".