240342502303340 has 48 divisors (see below), whose sum is σ = 505781819827200. Its totient is φ = 95934614638272.

The previous prime is 240342502303327. The next prime is 240342502303367. The reversal of 240342502303340 is 43303205243042.

It is a self number, because there is not a number n which added to its sum of digits gives 240342502303340.

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, 644614691 + ... + 644987429.

It is an arithmetic number, because the mean of its divisors is an integer number (10537121246400).

Almost surely, 2^{240342502303340} is an apocalyptic number.

240342502303340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240342502303340 is an abundant number, since it is smaller than the sum of its proper divisors (265439317523860).

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

240342502303340 is a wasteful number, since it uses less digits than its factorization.

240342502303340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440534 (or 440532 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 35.

Adding to 240342502303340 its reverse (43303205243042), we get a palindrome (283645707546382).

The spelling of 240342502303340 in words is "two hundred forty trillion, three hundred forty-two billion, five hundred two million, three hundred three thousand, three hundred forty".