421040242445302 has 16 divisors (see below), whose sum is σ = 653527079096400. Its totient is φ = 203202077676640.

The previous prime is 421040242445299. The next prime is 421040242445387. The reversal of 421040242445302 is 203544242040124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1048530052 + ... + 1048931527.

It is an arithmetic number, because the mean of its divisors is an integer number (40845442443525).

Almost surely, 2^{421040242445302} is an apocalyptic number.

421040242445302 is a deficient number, since it is larger than the sum of its proper divisors (232486836651098).

421040242445302 is a wasteful number, since it uses less digits than its factorization.

421040242445302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097465071.

The product of its (nonzero) digits is 245760, while the sum is 37.

Adding to 421040242445302 its reverse (203544242040124), we get a palindrome (624584484485426).

The spelling of 421040242445302 in words is "four hundred twenty-one trillion, forty billion, two hundred forty-two million, four hundred forty-five thousand, three hundred two".