11463475761 has 6 divisors (see below), whose sum is σ = 16558353890. Its totient is φ = 7642317168.

The previous prime is 11463475703. The next prime is 11463475781. The reversal of 11463475761 is 16757436411.

It is a happy number.

11463475761 is a `hidden beast` number, since 1 + 1 + 4 + 634 + 7 + 5 + 7 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11460773025 + 2702736 = 107055^2 + 1644^2 .

It is not a de Polignac number, because 11463475761 - 2²⁷ = 11329258033 is a prime.

It is a super-2 number, since 2×11463475761² (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 (11463475781) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 636859756 + ... + 636859773.

Almost surely, 2^11463475761 is an apocalyptic number.

It is an amenable number.

11463475761 is a deficient number, since it is larger than the sum of its proper divisors (5094878129).

11463475761 is a wasteful number, since it uses less digits than its factorization.

11463475761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273719535 (or 1273719532 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The spelling of 11463475761 in words is "eleven billion, four hundred sixty-three million, four hundred seventy-five thousand, seven hundred sixty-one".