134471664 has 200 divisors, whose sum is σ = 422512640. Its totient is φ = 41150592.

The previous prime is 134471651. The next prime is 134471693. The reversal of 134471664 is 466174431.

134471664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1058769 + ... + 1058895.

Almost surely, 2^134471664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134471664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211256320).

134471664 is an abundant number, since it is smaller than the sum of its proper divisors (288040976).

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

134471664 is a wasteful number, since it uses less digits than its factorization.

134471664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209 (or 194 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 134471664 is about 11596.1917886865. The cubic root of 134471664 is about 512.3226928986.

The spelling of 134471664 in words is "one hundred thirty-four million, four hundred seventy-one thousand, six hundred sixty-four".