505545459546 has 16 divisors (see below), whose sum is σ = 1011141640800. Its totient is φ = 168506699568.

The previous prime is 505545459527. The next prime is 505545459571. The reversal of 505545459546 is 645954545505.

It is a super-2 number, since 2×505545459546² (a number of 24 digits) contains 22 as substring.

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 in 7 ways as a sum of consecutive naturals, for example, 1983216 + ... + 2223563.

It is an arithmetic number, because the mean of its divisors is an integer number (63196352550).

Almost surely, 2^505545459546 is an apocalyptic number.

505545459546 is an abundant number, since it is smaller than the sum of its proper divisors (505596181254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505545459546 is a wasteful number, since it uses less digits than its factorization.

505545459546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4226813.

The product of its (nonzero) digits is 54000000, while the sum is 57.

The spelling of 505545459546 in words is "five hundred five billion, five hundred forty-five million, four hundred fifty-nine thousand, five hundred forty-six".