464626051724509 has 2 divisors, whose sum is σ = 464626051724510. Its totient is φ = 464626051724508.

The previous prime is 464626051724477. The next prime is 464626051724543. The reversal of 464626051724509 is 905427150626464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330394131502009 + 134231920222500 = 18176747^2 + 11585850^2 .

It is a cyclic number.

It is not a de Polignac number, because 464626051724509 - 2⁵ = 464626051724477 is a prime.

It is a super-2 number, since 2×464626051724509² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464626051724599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232313025862254 + 232313025862255.

It is an arithmetic number, because the mean of its divisors is an integer number (232313025862255).

Almost surely, 2^{464626051724509} is an apocalyptic number.

It is an amenable number.

464626051724509 is a deficient number, since it is larger than the sum of its proper divisors (1).

464626051724509 is an equidigital number, since it uses as much as digits as its factorization.

464626051724509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87091200, while the sum is 61.

The spelling of 464626051724509 in words is "four hundred sixty-four trillion, six hundred twenty-six billion, fifty-one million, seven hundred twenty-four thousand, five hundred nine".