505555510010 has 8 divisors (see below), whose sum is σ = 909999918036. Its totient is φ = 202222204000.

The previous prime is 505555510007. The next prime is 505555510013. The reversal of 505555510010 is 10015555505.

It is an interprime number because it is at equal distance from previous prime (505555510007) and next prime (505555510013).

It can be written as a sum of positive squares in 2 ways, for example, as 493940490481 + 11615019529 = 702809^2 + 107773^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (505555510013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25277775491 + ... + 25277775510.

Almost surely, 2^505555510010 is an apocalyptic number.

505555510010 is a deficient number, since it is larger than the sum of its proper divisors (404444408026).

505555510010 is a wasteful number, since it uses less digits than its factorization.

505555510010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50555551008.

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 505555510010 in words is "five hundred five billion, five hundred fifty-five million, five hundred ten thousand, ten".