4222412043240 has 64 divisors (see below), whose sum is σ = 12667805472960. Its totient is φ = 1125925936640.

The previous prime is 4222412043163. The next prime is 4222412043253. The reversal of 4222412043240 is 423402142224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 4222412043198 and 4222412043207.

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, 1929052 + ... + 3487988.

It is an arithmetic number, because the mean of its divisors is an integer number (197934460515).

Almost surely, 2^{4222412043240} is an apocalyptic number.

4222412043240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4222412043240 is an abundant number, since it is smaller than the sum of its proper divisors (8445393429720).

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

4222412043240 is a wasteful number, since it uses less digits than its factorization.

4222412043240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581522 (or 1581518 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 4222412043240 its reverse (423402142224), we get a palindrome (4645814185464).

The spelling of 4222412043240 in words is "four trillion, two hundred twenty-two billion, four hundred twelve million, forty-three thousand, two hundred forty".