134426504620161 has 48 divisors (see below), whose sum is σ = 209469453815440. Its totient is φ = 82581089518080.

The previous prime is 134426504620141. The next prime is 134426504620183. The reversal of 134426504620161 is 161026405624431.

134426504620161 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 2 + 6 + 5 + 0 + 4 + 620 + 16 + 1 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 15227601889536 + 119198902730625 = 3902256^2 + 10917825^2 .

It is not a de Polignac number, because 134426504620161 - 2¹⁷ = 134426504489089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134426504620141) 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 47 ways as a sum of consecutive naturals, for example, 160675035 + ... + 161509503.

Almost surely, 2^{134426504620161} is an apocalyptic number.

It is an amenable number.

134426504620161 is a deficient number, since it is larger than the sum of its proper divisors (75042949195279).

134426504620161 is a wasteful number, since it uses less digits than its factorization.

134426504620161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836866 (or 836863 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 134426504620161 in words is "one hundred thirty-four trillion, four hundred twenty-six billion, five hundred four million, six hundred twenty thousand, one hundred sixty-one".