161134637404347 has 24 divisors (see below), whose sum is σ = 242870257603584. Its totient is φ = 102752243511984.

The previous prime is 161134637404337. The next prime is 161134637404361. The reversal of 161134637404347 is 743404736431161.

161134637404347 is a `hidden beast` number, since 1 + 6 + 1 + 134 + 6 + 3 + 74 + 0 + 434 + 7 = 666.

It is not a de Polignac number, because 161134637404347 - 2⁴ = 161134637404331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161134637404293 and 161134637404302.

It is not an unprimeable number, because it can be changed into a prime (161134637404327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97589718 + ... + 99227124.

It is an arithmetic number, because the mean of its divisors is an integer number (10119594066816).

Almost surely, 2^{161134637404347} is an apocalyptic number.

161134637404347 is a deficient number, since it is larger than the sum of its proper divisors (81735620199237).

161134637404347 is a wasteful number, since it uses less digits than its factorization.

161134637404347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112839 (or 2112836 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 54.

The spelling of 161134637404347 in words is "one hundred sixty-one trillion, one hundred thirty-four billion, six hundred thirty-seven million, four hundred four thousand, three hundred forty-seven".