424002005502 has 32 divisors (see below), whose sum is σ = 866114284032. Its totient is φ = 138316092864.

The previous prime is 424002005501. The next prime is 424002005509. The reversal of 424002005502 is 205500200424.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424002005501) 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 15 ways as a sum of consecutive naturals, for example, 4073418 + ... + 4176210.

It is an arithmetic number, because the mean of its divisors is an integer number (27066071376).

Almost surely, 2^424002005502 is an apocalyptic number.

424002005502 is an abundant number, since it is smaller than the sum of its proper divisors (442112278530).

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

424002005502 is a wasteful number, since it uses less digits than its factorization.

424002005502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117472.

The product of its (nonzero) digits is 3200, while the sum is 24.

Adding to 424002005502 its reverse (205500200424), we get a palindrome (629502205926).

The spelling of 424002005502 in words is "four hundred twenty-four billion, two million, five thousand, five hundred two".