134435405412 has 72 divisors (see below), whose sum is σ = 423675225792. Its totient is φ = 34918286400.

The previous prime is 134435405393. The next prime is 134435405417. The reversal of 134435405412 is 214504534431.

134435405412 is a `hidden beast` number, since 1 + 3 + 44 + 35 + 40 + 541 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (134435405417) 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, 24246039 + ... + 24251582.

It is an arithmetic number, because the mean of its divisors is an integer number (5884378136).

Almost surely, 2^134435405412 is an apocalyptic number.

134435405412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134435405412 is an abundant number, since it is smaller than the sum of its proper divisors (289239820380).

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

134435405412 is a wasteful number, since it uses less digits than its factorization.

134435405412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48497649 (or 48497644 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 134435405412 its reverse (214504534431), we get a palindrome (348939939843).

The spelling of 134435405412 in words is "one hundred thirty-four billion, four hundred thirty-five million, four hundred five thousand, four hundred twelve".