161150316441200 has 120 divisors (see below), whose sum is σ = 393471104535168. Its totient is φ = 63412565610240.

The previous prime is 161150316441197. The next prime is 161150316441307. The reversal of 161150316441200 is 2144613051161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15865919 + ... + 23958881.

Almost surely, 2^{161150316441200} is an apocalyptic number.

161150316441200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 161150316441200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196735552267584).

161150316441200 is an abundant number, since it is smaller than the sum of its proper divisors (232320788093968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161150316441200 is a wasteful number, since it uses less digits than its factorization.

161150316441200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8093791 (or 8093780 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

Adding to 161150316441200 its reverse (2144613051161), we get a palindrome (163294929492361).

The spelling of 161150316441200 in words is "one hundred sixty-one trillion, one hundred fifty billion, three hundred sixteen million, four hundred forty-one thousand, two hundred".