462811609549 has 2 divisors, whose sum is σ = 462811609550. Its totient is φ = 462811609548.

The previous prime is 462811609537. The next prime is 462811609553. The reversal of 462811609549 is 945906118264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 444864988324 + 17946621225 = 666982^2 + 133965^2 .

It is a cyclic number.

It is not a de Polignac number, because 462811609549 - 2⁹ = 462811609037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 462811609549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (462815609549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231405804774 + 231405804775.

It is an arithmetic number, because the mean of its divisors is an integer number (231405804775).

Almost surely, 2^462811609549 is an apocalyptic number.

It is an amenable number.

462811609549 is a deficient number, since it is larger than the sum of its proper divisors (1).

462811609549 is an equidigital number, since it uses as much as digits as its factorization.

462811609549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The spelling of 462811609549 in words is "four hundred sixty-two billion, eight hundred eleven million, six hundred nine thousand, five hundred forty-nine".