11851475473 has 8 divisors (see below), whose sum is σ = 12549942720. Its totient is φ = 11160478800.

The previous prime is 11851475459. The next prime is 11851475509. The reversal of 11851475473 is 37457415811.

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 11851475473 - 2⁹ = 11851474961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11851475413) 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, 1864378 + ... + 1870723.

It is an arithmetic number, because the mean of its divisors is an integer number (1568742840).

Almost surely, 2^11851475473 is an apocalyptic number.

It is an amenable number.

11851475473 is a deficient number, since it is larger than the sum of its proper divisors (698467247).

11851475473 is a wasteful number, since it uses less digits than its factorization.

11851475473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735287.

The product of its digits is 470400, while the sum is 46.

The spelling of 11851475473 in words is "eleven billion, eight hundred fifty-one million, four hundred seventy-five thousand, four hundred seventy-three".