24090243440 has 20 divisors (see below), whose sum is σ = 56009816184. Its totient is φ = 9636097344.

The previous prime is 24090243389. The next prime is 24090243467. The reversal of 24090243440 is 4434209042.

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

It is a junction number, because it is equal to n+sod(n) for n = 24090243397 and 24090243406.

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, 150563942 + ... + 150564101.

Almost surely, 2^24090243440 is an apocalyptic number.

24090243440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24090243440 is an abundant number, since it is smaller than the sum of its proper divisors (31919572744).

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

24090243440 is a wasteful number, since it uses less digits than its factorization.

24090243440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301128056 (or 301128050 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 24090243440 in words is "twenty-four billion, ninety million, two hundred forty-three thousand, four hundred forty".