505550000476 has 24 divisors (see below), whose sum is σ = 894702186000. Its totient is φ = 249921116544.

The previous prime is 505550000447. The next prime is 505550000477. The reversal of 505550000476 is 674000055505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505550000477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10320570 + ... + 10369438.

It is an arithmetic number, because the mean of its divisors is an integer number (37279257750).

Almost surely, 2^505550000476 is an apocalyptic number.

It is an amenable number.

505550000476 is a deficient number, since it is larger than the sum of its proper divisors (389152185524).

505550000476 is a wasteful number, since it uses less digits than its factorization.

505550000476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78021 (or 78019 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 37.

The spelling of 505550000476 in words is "five hundred five billion, five hundred fifty million, four hundred seventy-six", and thus it is an aban number.