10516505655 has 32 divisors (see below), whose sum is σ = 17269205184. Its totient is φ = 5462752256.

The previous prime is 10516505641. The next prime is 10516505669. The reversal of 10516505655 is 55650561501.

10516505655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (10516505641) and next prime (10516505669).

It is a cyclic number.

It is not a de Polignac number, because 10516505655 - 2⁹ = 10516505143 is a prime.

It is a super-2 number, since 2×10516505655² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60637 + ... + 157193.

It is an arithmetic number, because the mean of its divisors is an integer number (539662662).

Almost surely, 2^10516505655 is an apocalyptic number.

10516505655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10516505655 is a deficient number, since it is larger than the sum of its proper divisors (6752699529).

10516505655 is a wasteful number, since it uses less digits than its factorization.

10516505655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96755.

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 10516505655 in words is "ten billion, five hundred sixteen million, five hundred five thousand, six hundred fifty-five".