161053540050043 has 8 divisors (see below), whose sum is σ = 169534696086800. Its totient is φ = 152572849406208.

The previous prime is 161053540050041. The next prime is 161053540050059. The reversal of 161053540050043 is 340050045350161.

161053540050043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 161053540050043 - 2¹ = 161053540050041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 161053540049984 and 161053540050011.

It is not an unprimeable number, because it can be changed into a prime (161053540050041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115637778 + ... + 117022231.

It is an arithmetic number, because the mean of its divisors is an integer number (21191837010850).

Almost surely, 2^{161053540050043} is an apocalyptic number.

161053540050043 is a deficient number, since it is larger than the sum of its proper divisors (8481156036757).

161053540050043 is a wasteful number, since it uses less digits than its factorization.

161053540050043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232696461.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 161053540050043 in words is "one hundred sixty-one trillion, fifty-three billion, five hundred forty million, fifty thousand, forty-three".