134213210404 has 144 divisors (see below), whose sum is σ = 295970298624. Its totient is φ = 51856519680.

The previous prime is 134213210389. The next prime is 134213210407. The reversal of 134213210404 is 404012312431.

It is not an unprimeable number, because it can be changed into a prime (134213210407) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 266825217 + ... + 266825719.

It is an arithmetic number, because the mean of its divisors is an integer number (2055349296).

Almost surely, 2^134213210404 is an apocalyptic number.

134213210404 is a gapful number since it is divisible by the number (14) 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 134213210404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147985149312).

134213210404 is an abundant number, since it is smaller than the sum of its proper divisors (161757088220).

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

134213210404 is a wasteful number, since it uses less digits than its factorization.

134213210404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846 (or 783 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 134213210404 its reverse (404012312431), we get a palindrome (538225522835).

The spelling of 134213210404 in words is "one hundred thirty-four billion, two hundred thirteen million, two hundred ten thousand, four hundred four".