506454605456 has 10 divisors (see below), whose sum is σ = 981255798102. Its totient is φ = 253227302720.

The previous prime is 506454605413. The next prime is 506454605497. The reversal of 506454605456 is 654506454605.

It can be written as a sum of positive squares in only one way, i.e., 319432953856 + 187021651600 = 565184^2 + 432460^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15826706405 + ... + 15826706436.

Almost surely, 2^506454605456 is an apocalyptic number.

It is an amenable number.

506454605456 is a deficient number, since it is larger than the sum of its proper divisors (474801192646).

506454605456 is a wasteful number, since it uses less digits than its factorization.

506454605456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31653412849 (or 31653412843 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 50.

The spelling of 506454605456 in words is "five hundred six billion, four hundred fifty-four million, six hundred five thousand, four hundred fifty-six".