134499680 has 192 divisors, whose sum is σ = 388644480. Its totient is φ = 43008000.

The previous prime is 134499679. The next prime is 134499683. The reversal of 134499680 is 86994431.

134499680 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134499683) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1331630 + ... + 1331730.

It is an arithmetic number, because the mean of its divisors is an integer number (2024190).

Almost surely, 2^134499680 is an apocalyptic number.

134499680 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 134499680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194322240).

134499680 is an abundant number, since it is smaller than the sum of its proper divisors (254144800).

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

134499680 is a wasteful number, since it uses less digits than its factorization.

134499680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 134499680 is about 11597.3997085554. The cubic root of 134499680 is about 512.3582697517.

The spelling of 134499680 in words is "one hundred thirty-four million, four hundred ninety-nine thousand, six hundred eighty".