11473573312 has 28 divisors (see below), whose sum is σ = 23383224760. Its totient is φ = 5581737216.

The previous prime is 11473573289. The next prime is 11473573313. The reversal of 11473573312 is 21337537411.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11473573313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2420262 + ... + 2424997.

It is an arithmetic number, because the mean of its divisors is an integer number (835115170).

Almost surely, 2^11473573312 is an apocalyptic number.

It is an amenable number.

11473573312 is an abundant number, since it is smaller than the sum of its proper divisors (11909651448).

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

11473573312 is an equidigital number, since it uses as much as digits as its factorization.

11473573312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845308 (or 4845298 counting only the distinct ones).

The product of its digits is 52920, while the sum is 37.

The spelling of 11473573312 in words is "eleven billion, four hundred seventy-three million, five hundred seventy-three thousand, three hundred twelve".