505000000555 has 8 divisors (see below), whose sum is σ = 609045228000. Its totient is φ = 401969848896.

The previous prime is 505000000553. The next prime is 505000000577. The reversal of 505000000555 is 555000000505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 505000000555 - 2¹ = 505000000553 is a prime.

505000000555 is a modest number, since divided by 555 gives 505 as remainder.

It is not an unprimeable number, because it can be changed into a prime (505000000553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253767850 + ... + 253769839.

It is an arithmetic number, because the mean of its divisors is an integer number (76130653500).

Almost surely, 2^505000000555 is an apocalyptic number.

505000000555 is a deficient number, since it is larger than the sum of its proper divisors (104045227445).

505000000555 is a wasteful number, since it uses less digits than its factorization.

505000000555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507537893.

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 505000000555 in words is "five hundred five billion, five hundred fifty-five", and thus it is an aban number.