134471137664 has 32 divisors (see below), whose sum is σ = 275132046000. Its totient is φ = 65418388992.

The previous prime is 134471137663. The next prime is 134471137673. The reversal of 134471137664 is 466731174431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134471137663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14191964 + ... + 14201435.

Almost surely, 2^134471137664 is an apocalyptic number.

It is an amenable number.

134471137664 is an abundant number, since it is smaller than the sum of its proper divisors (140660908336).

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

134471137664 is an equidigital number, since it uses as much as digits as its factorization.

134471137664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28393450 (or 28393438 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 47.

The spelling of 134471137664 in words is "one hundred thirty-four billion, four hundred seventy-one million, one hundred thirty-seven thousand, six hundred sixty-four".