462534825509 has 2 divisors, whose sum is σ = 462534825510. Its totient is φ = 462534825508.

The previous prime is 462534825443. The next prime is 462534825517. The reversal of 462534825509 is 905528435264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 460240128100 + 2294697409 = 678410^2 + 47903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-462534825509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (462534825539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231267412754 + 231267412755.

It is an arithmetic number, because the mean of its divisors is an integer number (231267412755).

Almost surely, 2^462534825509 is an apocalyptic number.

It is an amenable number.

462534825509 is a deficient number, since it is larger than the sum of its proper divisors (1).

462534825509 is an equidigital number, since it uses as much as digits as its factorization.

462534825509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368000, while the sum is 53.

The spelling of 462534825509 in words is "four hundred sixty-two billion, five hundred thirty-four million, eight hundred twenty-five thousand, five hundred nine".