424964220191 has 4 divisors (see below), whose sum is σ = 485673394512. Its totient is φ = 364255045872.

The previous prime is 424964220181. The next prime is 424964220199. The reversal of 424964220191 is 191022469424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424964220191 - 2⁶ = 424964220127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424964220199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30354587150 + ... + 30354587163.

It is an arithmetic number, because the mean of its divisors is an integer number (121418348628).

Almost surely, 2^424964220191 is an apocalyptic number.

424964220191 is a deficient number, since it is larger than the sum of its proper divisors (60709174321).

424964220191 is an equidigital number, since it uses as much as digits as its factorization.

424964220191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60709174320.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 424964220191 in words is "four hundred twenty-four billion, nine hundred sixty-four million, two hundred twenty thousand, one hundred ninety-one".