421050845429 has 8 divisors (see below), whose sum is σ = 421761100320. Its totient is φ = 420340813200.

The previous prime is 421050845417. The next prime is 421050845441. The reversal of 421050845429 is 924548050124.

It is an interprime number because it is at equal distance from previous prime (421050845417) and next prime (421050845441).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421050845429 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 421050845429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421050845489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3973862 + ... + 4078440.

It is an arithmetic number, because the mean of its divisors is an integer number (52720137540).

Almost surely, 2^421050845429 is an apocalyptic number.

It is an amenable number.

421050845429 is a deficient number, since it is larger than the sum of its proper divisors (710254891).

421050845429 is a wasteful number, since it uses less digits than its factorization.

421050845429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111331.

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 421050845429 in words is "four hundred twenty-one billion, fifty million, eight hundred forty-five thousand, four hundred twenty-nine".