4204202422440 has 32 divisors (see below), whose sum is σ = 12612607267680. Its totient is φ = 1121120645952.

The previous prime is 4204202422397. The next prime is 4204202422447. The reversal of 4204202422440 is 442242024024.

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 = 4204202422398 and 4204202422407.

It is not an unprimeable number, because it can be changed into a prime (4204202422447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17517509974 + ... + 17517510213.

It is an arithmetic number, because the mean of its divisors is an integer number (394143977115).

Almost surely, 2^{4204202422440} is an apocalyptic number.

4204202422440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4204202422440 is an abundant number, since it is smaller than the sum of its proper divisors (8408404845240).

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

4204202422440 is a wasteful number, since it uses less digits than its factorization.

4204202422440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35035020201 (or 35035020197 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 4204202422440 its reverse (442242024024), we get a palindrome (4646444446464).

The spelling of 4204202422440 in words is "four trillion, two hundred four billion, two hundred two million, four hundred twenty-two thousand, four hundred forty".