10056561611 has 4 divisors (see below), whose sum is σ = 10118258472. Its totient is φ = 9994864752.

The previous prime is 10056561601. The next prime is 10056561629. The reversal of 10056561611 is 11616565001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11616565001 = 17 ⋅683327353.

It is a cyclic number.

It is not a de Polignac number, because 10056561611 - 2¹⁰ = 10056560587 is a prime.

It is a super-2 number, since 2×10056561611² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10056561601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30848186 + ... + 30848511.

It is an arithmetic number, because the mean of its divisors is an integer number (2529564618).

Almost surely, 2^10056561611 is an apocalyptic number.

10056561611 is a deficient number, since it is larger than the sum of its proper divisors (61696861).

10056561611 is an equidigital number, since it uses as much as digits as its factorization.

10056561611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61696860.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 10056561611 in words is "ten billion, fifty-six million, five hundred sixty-one thousand, six hundred eleven".