134181365652 has 36 divisors (see below), whose sum is σ = 348347722996. Its totient is φ = 43518280320.

The previous prime is 134181365629. The next prime is 134181365663. The reversal of 134181365652 is 256563181431.

134181365652 is a `hidden beast` number, since 1 + 3 + 4 + 1 + 81 + 3 + 6 + 565 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 90410867856 + 43770497796 = 300684^2 + 209214^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 134181365598 and 134181365607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50367049 + ... + 50369712.

Almost surely, 2^134181365652 is an apocalyptic number.

134181365652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134181365652 is an abundant number, since it is smaller than the sum of its proper divisors (214166357344).

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

134181365652 is a wasteful number, since it uses less digits than its factorization.

134181365652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100736808 (or 100736803 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The spelling of 134181365652 in words is "one hundred thirty-four billion, one hundred eighty-one million, three hundred sixty-five thousand, six hundred fifty-two".