24425552240 has 80 divisors (see below), whose sum is σ = 58660816896. Its totient is φ = 9448684800.

The previous prime is 24425552237. The next prime is 24425552243. The reversal of 24425552240 is 4225552442.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (24425552237) and next prime (24425552243).

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 24425552240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24425552243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5560445 + ... + 5564835.

Almost surely, 2^24425552240 is an apocalyptic number.

24425552240 is a gapful number since it is divisible by the number (20) 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 24425552240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29330408448).

24425552240 is an abundant number, since it is smaller than the sum of its proper divisors (34235264656).

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

24425552240 is a wasteful number, since it uses less digits than its factorization.

24425552240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6678 (or 6672 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

The spelling of 24425552240 in words is "twenty-four billion, four hundred twenty-five million, five hundred fifty-two thousand, two hundred forty".