24140032240 has 20 divisors (see below), whose sum is σ = 56125575144. Its totient is φ = 9656012864.

The previous prime is 24140032223. The next prime is 24140032277. The reversal of 24140032240 is 4223004142.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150875122 + ... + 150875281.

Almost surely, 2^24140032240 is an apocalyptic number.

24140032240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24140032240 is an abundant number, since it is smaller than the sum of its proper divisors (31985542904).

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

24140032240 is a wasteful number, since it uses less digits than its factorization.

24140032240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301750416 (or 301750410 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 24140032240 its reverse (4223004142), we get a palindrome (28363036382).

The spelling of 24140032240 in words is "twenty-four billion, one hundred forty million, thirty-two thousand, two hundred forty".