134636521164 has 12 divisors (see below), whose sum is σ = 314151882744. Its totient is φ = 44878840384.

The previous prime is 134636521157. The next prime is 134636521237. The reversal of 134636521164 is 461125636431.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×134636521164² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5609855037 + ... + 5609855060.

It is an arithmetic number, because the mean of its divisors is an integer number (26179323562).

Almost surely, 2^134636521164 is an apocalyptic number.

It is an amenable number.

134636521164 is an abundant number, since it is smaller than the sum of its proper divisors (179515361580).

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

134636521164 is a wasteful number, since it uses less digits than its factorization.

134636521164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11219710104 (or 11219710102 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The spelling of 134636521164 in words is "one hundred thirty-four billion, six hundred thirty-six million, five hundred twenty-one thousand, one hundred sixty-four".