161584114330 has 32 divisors (see below), whose sum is σ = 308394164160. Its totient is φ = 60784917120.

The previous prime is 161584114301. The next prime is 161584114337. The reversal of 161584114330 is 33411485161.

It is a super-2 number, since 2×161584114330² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 161584114330.

It is not an unprimeable number, because it can be changed into a prime (161584114337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3077776 + ... + 3129835.

It is an arithmetic number, because the mean of its divisors is an integer number (9637317630).

Almost surely, 2^161584114330 is an apocalyptic number.

161584114330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161584114330 is a deficient number, since it is larger than the sum of its proper divisors (146810049830).

161584114330 is a wasteful number, since it uses less digits than its factorization.

161584114330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6207774.

The product of its (nonzero) digits is 34560, while the sum is 37.

Adding to 161584114330 its reverse (33411485161), we get a palindrome (194995599491).

The spelling of 161584114330 in words is "one hundred sixty-one billion, five hundred eighty-four million, one hundred fourteen thousand, three hundred thirty".