11423915704320 has 1344 divisors, whose sum is σ = 45354833018880. Its totient is φ = 2397195730944.

The previous prime is 11423915704307. The next prime is 11423915704321. The reversal of 11423915704320 is 2340751932411.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423915704321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 89952092097 + ... + 89952092223.

It is an arithmetic number, because the mean of its divisors is an integer number (33746155520).

Almost surely, 2^{11423915704320} is an apocalyptic number.

11423915704320 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 11423915704320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22677416509440).

11423915704320 is an abundant number, since it is smaller than the sum of its proper divisors (33930917314560).

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

11423915704320 is an frugal number, since it uses more digits than its factorization.

11423915704320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 11423915704320 in words is "eleven trillion, four hundred twenty-three billion, nine hundred fifteen million, seven hundred four thousand, three hundred twenty".