10555505506 has 32 divisors (see below), whose sum is σ = 20334359808. Its totient is φ = 3994246080.

The previous prime is 10555505503. The next prime is 10555505509. The reversal of 10555505506 is 60550555501.

It is an interprime number because it is at equal distance from previous prime (10555505503) and next prime (10555505509).

It is a super-2 number, since 2×10555505506² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (10555505501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256625 + ... + 1264996.

It is an arithmetic number, because the mean of its divisors is an integer number (635448744).

Almost surely, 2^10555505506 is an apocalyptic number.

10555505506 is a deficient number, since it is larger than the sum of its proper divisors (9778854302).

10555505506 is a wasteful number, since it uses less digits than its factorization.

10555505506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521666.

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 10555505506 in words is "ten billion, five hundred fifty-five million, five hundred five thousand, five hundred six".