462221680813 has 2 divisors, whose sum is σ = 462221680814. Its totient is φ = 462221680812.

The previous prime is 462221680807. The next prime is 462221680847. The reversal of 462221680813 is 318086122264.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 390447520164 + 71774160649 = 624858^2 + 267907^2 .

It is a cyclic number.

It is not a de Polignac number, because 462221680813 - 2⁹ = 462221680301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 462221680813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (462221680873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231110840406 + 231110840407.

It is an arithmetic number, because the mean of its divisors is an integer number (231110840407).

Almost surely, 2^462221680813 is an apocalyptic number.

It is an amenable number.

462221680813 is a deficient number, since it is larger than the sum of its proper divisors (1).

462221680813 is an equidigital number, since it uses as much as digits as its factorization.

462221680813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 462221680813 in words is "four hundred sixty-two billion, two hundred twenty-one million, six hundred eighty thousand, eight hundred thirteen".