161733383327 has 64 divisors (see below), whose sum is σ = 186481491840. Its totient is φ = 139345920000.

The previous prime is 161733383323. The next prime is 161733383341. The reversal of 161733383327 is 723383337161.

161733383327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 161733383327 - 2² = 161733383323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161733383321) 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 63 ways as a sum of consecutive naturals, for example, 269106827 + ... + 269107427.

It is an arithmetic number, because the mean of its divisors is an integer number (2913773310).

Almost surely, 2^161733383327 is an apocalyptic number.

161733383327 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

161733383327 is a deficient number, since it is larger than the sum of its proper divisors (24748108513).

161733383327 is a wasteful number, since it uses less digits than its factorization.

161733383327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924.

The product of its digits is 1143072, while the sum is 47.

The spelling of 161733383327 in words is "one hundred sixty-one billion, seven hundred thirty-three million, three hundred eighty-three thousand, three hundred twenty-seven".