10561050055506 has 16 divisors (see below), whose sum is σ = 21228241320000. Its totient is φ = 3502659817008.

The previous prime is 10561050055483. The next prime is 10561050055513. The reversal of 10561050055506 is 60555005016501.

It is a super-2 number, since 2×10561050055506² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4422549081 + ... + 4422551468.

It is an arithmetic number, because the mean of its divisors is an integer number (1326765082500).

Almost surely, 2^{10561050055506} is an apocalyptic number.

10561050055506 is an abundant number, since it is smaller than the sum of its proper divisors (10667191264494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10561050055506 is a wasteful number, since it uses less digits than its factorization.

10561050055506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8845100753.

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

The spelling of 10561050055506 in words is "ten trillion, five hundred sixty-one billion, fifty million, fifty-five thousand, five hundred six".