11173969920000 has 720 divisors, whose sum is σ = 39210594968160. Its totient is φ = 2821718016000.

The previous prime is 11173969919989. The next prime is 11173969920077. The reversal of 11173969920000 is 2996937111.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4669438804 + ... + 4669441196.

It is an arithmetic number, because the mean of its divisors is an integer number (54459159678).

Almost surely, 2^{11173969920000} is an apocalyptic number.

11173969920000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11173969920000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19605297484080).

11173969920000 is an abundant number, since it is smaller than the sum of its proper divisors (28036625048160).

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

11173969920000 is an frugal number, since it uses more digits than its factorization.

11173969920000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469 (or 2422 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 48.

The spelling of 11173969920000 in words is "eleven trillion, one hundred seventy-three billion, nine hundred sixty-nine million, nine hundred twenty thousand".