434221732164 has 48 divisors (see below), whose sum is σ = 1105330282560. Its totient is φ = 131577747840.

The previous prime is 434221732159. The next prime is 434221732177. The reversal of 434221732164 is 461237122434.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7136382 + ... + 7196970.

It is an arithmetic number, because the mean of its divisors is an integer number (23027714220).

Almost surely, 2^434221732164 is an apocalyptic number.

434221732164 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

434221732164 is an abundant number, since it is smaller than the sum of its proper divisors (671108550396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434221732164 is a wasteful number, since it uses less digits than its factorization.

434221732164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114900 (or 114898 counting only the distinct ones).

The product of its digits is 193536, while the sum is 39.

Adding to 434221732164 its reverse (461237122434), we get a palindrome (895458854598).

The spelling of 434221732164 in words is "four hundred thirty-four billion, two hundred twenty-one million, seven hundred thirty-two thousand, one hundred sixty-four".