10550857556 has 12 divisors (see below), whose sum is σ = 18478792500. Its totient is φ = 5271202560.

The previous prime is 10550857553. The next prime is 10550857571. The reversal of 10550857556 is 65575805501.

10550857556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4371325456 + 6179532100 = 66116^2 + 78610^2 .

It is a super-2 number, since 2×10550857556² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10550857556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10550857553) by changing a digit.

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, 1050935 + ... + 1060926.

It is an arithmetic number, because the mean of its divisors is an integer number (1539899375).

Almost surely, 2^10550857556 is an apocalyptic number.

It is an amenable number.

10550857556 is a deficient number, since it is larger than the sum of its proper divisors (7927934944).

10550857556 is a wasteful number, since it uses less digits than its factorization.

10550857556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113114 (or 2113112 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 47.

The spelling of 10550857556 in words is "ten billion, five hundred fifty million, eight hundred fifty-seven thousand, five hundred fifty-six".