161335467117 has 64 divisors (see below), whose sum is σ = 270152663040. Its totient is φ = 94274280000.

The previous prime is 161335467107. The next prime is 161335467127. The reversal of 161335467117 is 711764533161.

161335467117 is a `hidden beast` number, since 1 + 6 + 1 + 33 + 546 + 71 + 1 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (161335467107) and next prime (161335467127).

It is not a de Polignac number, because 161335467117 - 2¹⁴ = 161335450733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161335467107) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2462767 + ... + 2527427.

It is an arithmetic number, because the mean of its divisors is an integer number (4221135360).

Almost surely, 2^161335467117 is an apocalyptic number.

It is an amenable number.

161335467117 is a deficient number, since it is larger than the sum of its proper divisors (108817195923).

161335467117 is a wasteful number, since it uses less digits than its factorization.

161335467117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64983 (or 64977 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The spelling of 161335467117 in words is "one hundred sixty-one billion, three hundred thirty-five million, four hundred sixty-seven thousand, one hundred seventeen".