161414143533 has 24 divisors (see below), whose sum is σ = 233686052600. Its totient is φ = 107364040704.

The previous prime is 161414143529. The next prime is 161414143559. The reversal of 161414143533 is 335341414161.

161414143533 is a `hidden beast` number, since 1 + 6 + 1 + 41 + 41 + 43 + 533 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 25870148964 + 135543994569 = 160842^2 + 368163^2 .

It is not a de Polignac number, because 161414143533 - 2² = 161414143529 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161414143573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7387641 + ... + 7409457.

Almost surely, 2^161414143533 is an apocalyptic number.

It is an amenable number.

161414143533 is a deficient number, since it is larger than the sum of its proper divisors (72271909067).

161414143533 is a wasteful number, since it uses less digits than its factorization.

161414143533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23661 (or 23658 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

Adding to 161414143533 its reverse (335341414161), we get a palindrome (496755557694).

The spelling of 161414143533 in words is "one hundred sixty-one billion, four hundred fourteen million, one hundred forty-three thousand, five hundred thirty-three".