421116351164 has 24 divisors (see below), whose sum is σ = 743134686000. Its totient is φ = 208796860800.

The previous prime is 421116351157. The next prime is 421116351199. The reversal of 421116351164 is 461153611124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229634 + ... + 946025.

It is an arithmetic number, because the mean of its divisors is an integer number (30963945250).

Almost surely, 2^421116351164 is an apocalyptic number.

It is an amenable number.

421116351164 is a deficient number, since it is larger than the sum of its proper divisors (322018334836).

421116351164 is a wasteful number, since it uses less digits than its factorization.

421116351164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176413 (or 1176411 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

Adding to 421116351164 its reverse (461153611124), we get a palindrome (882269962288).

The spelling of 421116351164 in words is "four hundred twenty-one billion, one hundred sixteen million, three hundred fifty-one thousand, one hundred sixty-four".