11630410561 has 16 divisors (see below), whose sum is σ = 14506122240. Its totient is φ = 9058988880.

The previous prime is 11630410543. The next prime is 11630410567. The reversal of 11630410561 is 16501403611.

It is a cyclic number.

It is not a de Polignac number, because 11630410561 - 2⁷ = 11630410433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11630410567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169300 + ... + 227866.

It is an arithmetic number, because the mean of its divisors is an integer number (906632640).

Almost surely, 2^11630410561 is an apocalyptic number.

11630410561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11630410561 is a deficient number, since it is larger than the sum of its proper divisors (2875711679).

11630410561 is a wasteful number, since it uses less digits than its factorization.

11630410561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61164.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 11630410561 in words is "eleven billion, six hundred thirty million, four hundred ten thousand, five hundred sixty-one".