130434423400 has 96 divisors (see below), whose sum is σ = 310867603200. Its totient is φ = 50866675200.

The previous prime is 130434423367. The next prime is 130434423403. The reversal of 130434423400 is 4324434031.

It is not an unprimeable number, because it can be changed into a prime (130434423403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14419279 + ... + 14428321.

It is an arithmetic number, because the mean of its divisors is an integer number (3238204200).

Almost surely, 2^130434423400 is an apocalyptic number.

130434423400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130434423400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155433801600).

130434423400 is an abundant number, since it is smaller than the sum of its proper divisors (180433179800).

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

130434423400 is a wasteful number, since it uses less digits than its factorization.

130434423400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10859 (or 10850 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 130434423400 its reverse (4324434031), we get a palindrome (134758857431).

The spelling of 130434423400 in words is "one hundred thirty billion, four hundred thirty-four million, four hundred twenty-three thousand, four hundred".