134161233564 has 48 divisors (see below), whose sum is σ = 329690372480. Its totient is φ = 42344648640.

The previous prime is 134161233551. The next prime is 134161233601. The reversal of 134161233564 is 465332161431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288519 + ... + 592929.

Almost surely, 2^134161233564 is an apocalyptic number.

It is an amenable number.

134161233564 is an abundant number, since it is smaller than the sum of its proper divisors (195529138916).

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

134161233564 is a wasteful number, since it uses less digits than its factorization.

134161233564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306370 (or 306368 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

Adding to 134161233564 its reverse (465332161431), we get a palindrome (599493394995).

The spelling of 134161233564 in words is "one hundred thirty-four billion, one hundred sixty-one million, two hundred thirty-three thousand, five hundred sixty-four".