555005280500 has 72 divisors (see below), whose sum is σ = 1332343069512. Its totient is φ = 201820080000.

The previous prime is 555005280493. The next prime is 555005280581. The reversal of 555005280500 is 5082500555.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 111499895056 + 443505385444 = 333916^2 + 665962^2 .

It is a super-2 number, since 2×555005280500² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4526321 + ... + 4647320.

Almost surely, 2^555005280500 is an apocalyptic number.

555005280500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

555005280500 is an abundant number, since it is smaller than the sum of its proper divisors (777337789012).

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

555005280500 is a wasteful number, since it uses less digits than its factorization.

555005280500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9173682 (or 9173659 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 555005280500 in words is "five hundred fifty-five billion, five million, two hundred eighty thousand, five hundred".