240040102340 has 192 divisors, whose sum is σ = 555086214144. Its totient is φ = 86835658752.

The previous prime is 240040102339. The next prime is 240040102397. The reversal of 240040102340 is 43201040042.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 404789084 + ... + 404789676.

It is an arithmetic number, because the mean of its divisors is an integer number (2891074032).

Almost surely, 2^240040102340 is an apocalyptic number.

240040102340 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 240040102340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277543107072).

240040102340 is an abundant number, since it is smaller than the sum of its proper divisors (315046111804).

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

240040102340 is a wasteful number, since it uses less digits than its factorization.

240040102340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086 (or 1084 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 240040102340 its reverse (43201040042), we get a palindrome (283241142382).

The spelling of 240040102340 in words is "two hundred forty billion, forty million, one hundred two thousand, three hundred forty".