134240634234 has 128 divisors (see below), whose sum is σ = 342503424000. Its totient is φ = 38177806464.

The previous prime is 134240634221. The next prime is 134240634293. The reversal of 134240634234 is 432436042431.

134240634234 is a `hidden beast` number, since 13 + 4 + 2 + 4 + 0 + 634 + 2 + 3 + 4 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 103023627 + ... + 103024929.

It is an arithmetic number, because the mean of its divisors is an integer number (2675808000).

Almost surely, 2^134240634234 is an apocalyptic number.

134240634234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134240634234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171251712000).

134240634234 is an abundant number, since it is smaller than the sum of its proper divisors (208262789766).

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

134240634234 is a wasteful number, since it uses less digits than its factorization.

134240634234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2369 (or 2363 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 134240634234 its reverse (432436042431), we get a palindrome (566676676665).

The spelling of 134240634234 in words is "one hundred thirty-four billion, two hundred forty million, six hundred thirty-four thousand, two hundred thirty-four".