134689396608 has 192 divisors, whose sum is σ = 431791214400. Its totient is φ = 40013697024.

The previous prime is 134689396603. The next prime is 134689396627. The reversal of 134689396608 is 806693986431.

134689396608 is a `hidden beast` number, since 13 + 4 + 6 + 8 + 9 + 3 + 9 + 6 + 608 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134689396603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279241 + ... + 589367.

It is an arithmetic number, because the mean of its divisors is an integer number (2248912575).

Almost surely, 2^134689396608 is an apocalyptic number.

134689396608 is a gapful number since it is divisible by the number (18) 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 134689396608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215895607200).

134689396608 is an abundant number, since it is smaller than the sum of its proper divisors (297101817792).

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

134689396608 is a wasteful number, since it uses less digits than its factorization.

134689396608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310189 (or 310174 counting only the distinct ones).

The product of its (nonzero) digits is 40310784, while the sum is 63.

The spelling of 134689396608 in words is "one hundred thirty-four billion, six hundred eighty-nine million, three hundred ninety-six thousand, six hundred eight".