505510505101 has 8 divisors (see below), whose sum is σ = 579167008704. Its totient is φ = 432214180800.

The previous prime is 505510505077. The next prime is 505510505113. The reversal of 505510505101 is 101505015505.

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 505510505101 - 2¹⁵ = 505510472333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 505510505101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505514505101) 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, 90041815 + ... + 90047428.

It is an arithmetic number, because the mean of its divisors is an integer number (72395876088).

Almost surely, 2^505510505101 is an apocalyptic number.

It is an amenable number.

505510505101 is a deficient number, since it is larger than the sum of its proper divisors (73656503603).

505510505101 is a wasteful number, since it uses less digits than its factorization.

505510505101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180089651.

The product of its (nonzero) digits is 3125, while the sum is 28.

The spelling of 505510505101 in words is "five hundred five billion, five hundred ten million, five hundred five thousand, one hundred one".