10561051050055 has 32 divisors (see below), whose sum is σ = 13930936201728. Its totient is φ = 7622337436800.

The previous prime is 10561051050041. The next prime is 10561051050107. The reversal of 10561051050055 is 55005015016501.

10561051050055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10561051050055 - 2⁹ = 10561051049543 is a prime.

It is a super-2 number, since 2×10561051050055² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10561051050055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2522869 + ... + 5242801.

It is an arithmetic number, because the mean of its divisors is an integer number (435341756304).

Almost surely, 2^{10561051050055} is an apocalyptic number.

10561051050055 is a deficient number, since it is larger than the sum of its proper divisors (3369885151673).

10561051050055 is a wasteful number, since it uses less digits than its factorization.

10561051050055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2720487.

The product of its (nonzero) digits is 18750, while the sum is 34.

Adding to 10561051050055 its reverse (55005015016501), we get a palindrome (65566066066556).

The spelling of 10561051050055 in words is "ten trillion, five hundred sixty-one billion, fifty-one million, fifty thousand, fifty-five".