550055555508 has 48 divisors (see below), whose sum is σ = 1287162132480. Its totient is φ = 182824009824.

The previous prime is 550055555479. The next prime is 550055555513. The reversal of 550055555508 is 805555550055.

It is a super-2 number, since 2×550055555508² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7337391 + ... + 7411977.

It is an arithmetic number, because the mean of its divisors is an integer number (26815877760).

Almost surely, 2^550055555508 is an apocalyptic number.

It is an amenable number.

550055555508 is an abundant number, since it is smaller than the sum of its proper divisors (737106576972).

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

550055555508 is a wasteful number, since it uses less digits than its factorization.

550055555508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76356 (or 76354 counting only the distinct ones).

The product of its (nonzero) digits is 3125000, while the sum is 48.

The spelling of 550055555508 in words is "five hundred fifty billion, fifty-five million, five hundred fifty-five thousand, five hundred eight".