11546617647 has 16 divisors (see below), whose sum is σ = 16049479680. Its totient is φ = 7375668000.

The previous prime is 11546617633. The next prime is 11546617657. The reversal of 11546617647 is 74671664511.

It is not a de Polignac number, because 11546617647 - 2⁴ = 11546617631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11546617596 and 11546617605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11546617657) 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, 605247 + ... + 624032.

It is an arithmetic number, because the mean of its divisors is an integer number (1003092480).

Almost surely, 2^11546617647 is an apocalyptic number.

11546617647 is a deficient number, since it is larger than the sum of its proper divisors (4502862033).

11546617647 is a wasteful number, since it uses less digits than its factorization.

11546617647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229414.

The product of its digits is 846720, while the sum is 48.

The spelling of 11546617647 in words is "eleven billion, five hundred forty-six million, six hundred seventeen thousand, six hundred forty-seven".