456531504469 has 2 divisors, whose sum is σ = 456531504470. Its totient is φ = 456531504468.

The previous prime is 456531504427. The next prime is 456531504479. The reversal of 456531504469 is 964405135654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 255087623844 + 201443880625 = 505062^2 + 448825^2 .

It is a cyclic number.

It is not a de Polignac number, because 456531504469 - 2⁹ = 456531503957 is a prime.

It is a super-2 number, since 2×456531504469² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456531504479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228265752234 + 228265752235.

It is an arithmetic number, because the mean of its divisors is an integer number (228265752235).

Almost surely, 2^456531504469 is an apocalyptic number.

It is an amenable number.

456531504469 is a deficient number, since it is larger than the sum of its proper divisors (1).

456531504469 is an equidigital number, since it uses as much as digits as its factorization.

456531504469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776000, while the sum is 52.

The spelling of 456531504469 in words is "four hundred fifty-six billion, five hundred thirty-one million, five hundred four thousand, four hundred sixty-nine".