421435004552 has 16 divisors (see below), whose sum is σ = 790917596160. Its totient is φ = 210523645584.

The previous prime is 421435004503. The next prime is 421435004659. The reversal of 421435004552 is 255400534124.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24222848 + ... + 24240239.

It is an arithmetic number, because the mean of its divisors is an integer number (49432349760).

Almost surely, 2^421435004552 is an apocalyptic number.

It is an amenable number.

421435004552 is a deficient number, since it is larger than the sum of its proper divisors (369482591608).

421435004552 is a wasteful number, since it uses less digits than its factorization.

421435004552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48464180 (or 48464176 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 421435004552 its reverse (255400534124), we get a palindrome (676835538676).

The spelling of 421435004552 in words is "four hundred twenty-one billion, four hundred thirty-five million, four thousand, five hundred fifty-two".