421073659201 has 32 divisors (see below), whose sum is σ = 465601167360. Its totient is φ = 378449907264.

The previous prime is 421073659147. The next prime is 421073659247. The reversal of 421073659201 is 102956370124.

It is a happy number.

It is not a de Polignac number, because 421073659201 - 2¹⁷ = 421073528129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421073659001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24496656 + ... + 24513838.

It is an arithmetic number, because the mean of its divisors is an integer number (14550036480).

Almost surely, 2^421073659201 is an apocalyptic number.

It is an amenable number.

421073659201 is a deficient number, since it is larger than the sum of its proper divisors (44527508159).

421073659201 is a wasteful number, since it uses less digits than its factorization.

421073659201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17605.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 421073659201 in words is "four hundred twenty-one billion, seventy-three million, six hundred fifty-nine thousand, two hundred one".