240243222401 has 24 divisors (see below), whose sum is σ = 298951458624. Its totient is φ = 189032201280.

The previous prime is 240243222319. The next prime is 240243222407. The reversal of 240243222401 is 104222342042.

It is a de Polignac number, because none of the positive numbers 2^k-240243222401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240243222407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 346871 + ... + 775116.

It is an arithmetic number, because the mean of its divisors is an integer number (12456310776).

Almost surely, 2^240243222401 is an apocalyptic number.

It is an amenable number.

240243222401 is a deficient number, since it is larger than the sum of its proper divisors (58708236223).

240243222401 is a wasteful number, since it uses less digits than its factorization.

240243222401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122201 (or 1122188 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 240243222401 its reverse (104222342042), we get a palindrome (344465564443).

The spelling of 240243222401 in words is "two hundred forty billion, two hundred forty-three million, two hundred twenty-two thousand, four hundred one".