11437888673 has 8 divisors (see below), whose sum is σ = 11748399168. Its totient is φ = 11129401584.

The previous prime is 11437888591. The next prime is 11437888687. The reversal of 11437888673 is 37688873411.

It is a happy number.

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 11437888673 - 2²⁶ = 11370779809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11437888873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494390 + ... + 517007.

It is an arithmetic number, because the mean of its divisors is an integer number (1468549896).

Almost surely, 2^11437888673 is an apocalyptic number.

It is an amenable number.

11437888673 is a deficient number, since it is larger than the sum of its proper divisors (310510495).

11437888673 is a wasteful number, since it uses less digits than its factorization.

11437888673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011703.

The product of its digits is 5419008, while the sum is 56.

The spelling of 11437888673 in words is "eleven billion, four hundred thirty-seven million, eight hundred eighty-eight thousand, six hundred seventy-three".