134666664 has 32 divisors (see below), whose sum is σ = 367273440. Its totient is φ = 40808000.

The previous prime is 134666663. The next prime is 134666687. The reversal of 134666664 is 466666431.

It is a super-2 number, since 2×134666664² = 36270220785777792, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (134666663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254787 + ... + 255314.

It is an arithmetic number, because the mean of its divisors is an integer number (11477295).

Almost surely, 2^134666664 is an apocalyptic number.

It is an amenable number.

134666664 is an abundant number, since it is smaller than the sum of its proper divisors (232606776).

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

134666664 is a wasteful number, since it uses less digits than its factorization.

134666664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510121 (or 510117 counting only the distinct ones).

The product of its digits is 373248, while the sum is 42.

The square root of 134666664 is about 11604.5966754558. The cubic root of 134666664 is about 512.5702163560.

The spelling of 134666664 in words is "one hundred thirty-four million, six hundred sixty-six thousand, six hundred sixty-four".