11473813668 has 24 divisors (see below), whose sum is σ = 27394843168. Its totient is φ = 3735660096.

The previous prime is 11473813643. The next prime is 11473813669. The reversal of 11473813668 is 86631837411.

It is a super-2 number, since 2×11473813668² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11473813669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11117521 + ... + 11118552.

Almost surely, 2^11473813668 is an apocalyptic number.

It is an amenable number.

11473813668 is an abundant number, since it is smaller than the sum of its proper divisors (15921029500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11473813668 is a wasteful number, since it uses less digits than its factorization.

11473813668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22236123 (or 22236121 counting only the distinct ones).

The product of its digits is 580608, while the sum is 48.

The spelling of 11473813668 in words is "eleven billion, four hundred seventy-three million, eight hundred thirteen thousand, six hundred sixty-eight".