10005505555 has 8 divisors (see below), whose sum is σ = 12098260944. Its totient is φ = 7943301600.

The previous prime is 10005505513. The next prime is 10005505577. The reversal of 10005505555 is 55550550001.

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

It is not a de Polignac number, because 10005505555 - 2¹⁹ = 10004981267 is a prime.

It is a super-2 number, since 2×10005505555² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7637136 + ... + 7638445.

It is an arithmetic number, because the mean of its divisors is an integer number (1512282618).

Almost surely, 2^10005505555 is an apocalyptic number.

10005505555 is a deficient number, since it is larger than the sum of its proper divisors (2092755389).

10005505555 is a wasteful number, since it uses less digits than its factorization.

10005505555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15275717.

The product of its (nonzero) digits is 15625, while the sum is 31.

The spelling of 10005505555 in words is "ten billion, five million, five hundred five thousand, five hundred fifty-five".