24404522140 has 48 divisors (see below), whose sum is σ = 53547697728. Its totient is φ = 9325167104.

The previous prime is 24404522059. The next prime is 24404522147. The reversal of 24404522140 is 4122540442.

It is a junction number, because it is equal to n+sod(n) for n = 24404522099 and 24404522108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24404522147) 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, 321264 + ... + 389896.

It is an arithmetic number, because the mean of its divisors is an integer number (1115577036).

Almost surely, 2^24404522140 is an apocalyptic number.

24404522140 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 24404522140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26773848864).

24404522140 is an abundant number, since it is smaller than the sum of its proper divisors (29143175588).

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

24404522140 is a wasteful number, since it uses less digits than its factorization.

24404522140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69438 (or 69436 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

The spelling of 24404522140 in words is "twenty-four billion, four hundred four million, five hundred twenty-two thousand, one hundred forty".