11055646971 has 12 divisors (see below), whose sum is σ = 15987869560. Its totient is φ = 7361845920.

The previous prime is 11055646939. The next prime is 11055646997. The reversal of 11055646971 is 17964655011.

11055646971 is a `hidden beast` number, since 1 + 1 + 0 + 556 + 4 + 6 + 97 + 1 = 666.

It is not a de Polignac number, because 11055646971 - 2⁵ = 11055646939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11055646471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 707290 + ... + 722751.

Almost surely, 2^11055646971 is an apocalyptic number.

11055646971 is a deficient number, since it is larger than the sum of its proper divisors (4932222589).

11055646971 is a wasteful number, since it uses less digits than its factorization.

11055646971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430906 (or 1430903 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The spelling of 11055646971 in words is "eleven billion, fifty-five million, six hundred forty-six thousand, nine hundred seventy-one".