11423240000 has 140 divisors (see below), whose sum is σ = 28442070624. Its totient is φ = 4550592000.

The previous prime is 11423239987. The next prime is 11423240009. The reversal of 11423240000 is 4232411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423240009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13879589 + ... + 13880411.

Almost surely, 2^11423240000 is an apocalyptic number.

11423240000 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 11423240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14221035312).

11423240000 is an abundant number, since it is smaller than the sum of its proper divisors (17018830624).

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

11423240000 is an frugal number, since it uses more digits than its factorization.

11423240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202 (or 1177 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 11423240000 its reverse (4232411), we get a palindrome (11427472411).

The spelling of 11423240000 in words is "eleven billion, four hundred twenty-three million, two hundred forty thousand".