4024042220420 has 24 divisors (see below), whose sum is σ = 8450527142400. Its totient is φ = 1609609558752.

The previous prime is 4024042220411. The next prime is 4024042220459. The reversal of 4024042220420 is 240222404204.

It is a self number, because there is not a number n which added to its sum of digits gives 4024042220420.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7026851 + ... + 7577909.

It is an arithmetic number, because the mean of its divisors is an integer number (352105297600).

Almost surely, 2^{4024042220420} is an apocalyptic number.

It is an amenable number.

4024042220420 is an abundant number, since it is smaller than the sum of its proper divisors (4426484921980).

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

4024042220420 is a wasteful number, since it uses less digits than its factorization.

4024042220420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916187 (or 916185 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 4024042220420 its reverse (240222404204), we get a palindrome (4264264624624).

The spelling of 4024042220420 in words is "four trillion, twenty-four billion, forty-two million, two hundred twenty thousand, four hundred twenty".