10551610505 has 4 divisors (see below), whose sum is σ = 12661932612. Its totient is φ = 8441288400.

The previous prime is 10551610483. The next prime is 10551610549. The reversal of 10551610505 is 50501615501.

It is a happy number.

10551610505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50501615501 = 31 ⋅1629084371.

It can be written as a sum of positive squares in 2 ways, for example, as 4655059984 + 5896550521 = 68228^2 + 76789^2 .

It is not a de Polignac number, because 10551610505 - 2¹² = 10551606409 is a prime.

It is a super-2 number, since 2×10551610505² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 1055161046 + ... + 1055161055.

It is an arithmetic number, because the mean of its divisors is an integer number (3165483153).

Almost surely, 2^10551610505 is an apocalyptic number.

It is an amenable number.

10551610505 is a deficient number, since it is larger than the sum of its proper divisors (2110322107).

10551610505 is an equidigital number, since it uses as much as digits as its factorization.

10551610505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110322106.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 10551610505 in words is "ten billion, five hundred fifty-one million, six hundred ten thousand, five hundred five".