10561055040361 has 16 divisors (see below), whose sum is σ = 12124032635520. Its totient is φ = 9011730648960.

The previous prime is 10561055040313. The next prime is 10561055040383. The reversal of 10561055040361 is 16304055016501.

It is a cyclic number.

It is not a de Polignac number, because 10561055040361 - 2⁷ = 10561055040233 is a prime.

It is a super-2 number, since 2×10561055040361² (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 10561055040361.

It is not an unprimeable number, because it can be changed into a prime (10561055040391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2303451 + ... + 5140816.

It is an arithmetic number, because the mean of its divisors is an integer number (757752039720).

Almost surely, 2^{10561055040361} is an apocalyptic number.

It is an amenable number.

10561055040361 is a deficient number, since it is larger than the sum of its proper divisors (1562977595159).

10561055040361 is an equidigital number, since it uses as much as digits as its factorization.

10561055040361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7445184.

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 10561055040361 in words is "ten trillion, five hundred sixty-one billion, fifty-five million, forty thousand, three hundred sixty-one".