462457407509 has 2 divisors, whose sum is σ = 462457407510. Its totient is φ = 462457407508.

The previous prime is 462457407499. The next prime is 462457407637. The reversal of 462457407509 is 905704754264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 339591735025 + 122865672484 = 582745^2 + 350522^2 .

It is a cyclic number.

It is not a de Polignac number, because 462457407509 - 2¹² = 462457403413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (462450407509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231228703754 + 231228703755.

It is an arithmetic number, because the mean of its divisors is an integer number (231228703755).

Almost surely, 2^462457407509 is an apocalyptic number.

It is an amenable number.

462457407509 is a deficient number, since it is larger than the sum of its proper divisors (1).

462457407509 is an equidigital number, since it uses as much as digits as its factorization.

462457407509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8467200, while the sum is 53.

The spelling of 462457407509 in words is "four hundred sixty-two billion, four hundred fifty-seven million, four hundred seven thousand, five hundred nine".