2440220231522 has 8 divisors (see below), whose sum is σ = 3778405519872. Its totient is φ = 1180751724900.

The previous prime is 2440220231507. The next prime is 2440220231531. The reversal of 2440220231522 is 2251320220442.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19679195354 + ... + 19679195477.

It is an arithmetic number, because the mean of its divisors is an integer number (472300689984).

Almost surely, 2^{2440220231522} is an apocalyptic number.

2440220231522 is a deficient number, since it is larger than the sum of its proper divisors (1338185288350).

2440220231522 is a wasteful number, since it uses less digits than its factorization.

2440220231522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39358390864.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 2440220231522 its reverse (2251320220442), we get a palindrome (4691540451964).

The spelling of 2440220231522 in words is "two trillion, four hundred forty billion, two hundred twenty million, two hundred thirty-one thousand, five hundred twenty-two".