240326639616 has 256 divisors, whose sum is σ = 757731398400. Its totient is φ = 66291499008.

The previous prime is 240326639599. The next prime is 240326639699. The reversal of 240326639616 is 616936623042.

It is a tau number, because it is divible by the number of its divisors (256).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19949691 + ... + 19961733.

It is an arithmetic number, because the mean of its divisors is an integer number (2959888275).

Almost surely, 2^240326639616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240326639616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378865699200).

240326639616 is an abundant number, since it is smaller than the sum of its proper divisors (517404758784).

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

240326639616 is an equidigital number, since it uses as much as digits as its factorization.

240326639616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12112 (or 12084 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 48.

The spelling of 240326639616 in words is "two hundred forty billion, three hundred twenty-six million, six hundred thirty-nine thousand, six hundred sixteen".