11489474671 has 8 divisors (see below), whose sum is σ = 12095117280. Its totient is φ = 10892673792.

The previous prime is 11489474663. The next prime is 11489474683. The reversal of 11489474671 is 17647498411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11489474671 - 2³ = 11489474663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11489474641) 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, 2207766 + ... + 2212963.

It is an arithmetic number, because the mean of its divisors is an integer number (1511889660).

Almost surely, 2^11489474671 is an apocalyptic number.

11489474671 is a deficient number, since it is larger than the sum of its proper divisors (605642609).

11489474671 is a wasteful number, since it uses less digits than its factorization.

11489474671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420865.

The product of its digits is 1354752, while the sum is 52.

The spelling of 11489474671 in words is "eleven billion, four hundred eighty-nine million, four hundred seventy-four thousand, six hundred seventy-one".