16361145180 has 192 divisors, whose sum is σ = 52816579200. Its totient is φ = 4199731200.

The previous prime is 16361145179. The next prime is 16361145211. The reversal of 16361145180 is 8154116361.

It is a happy number.

16361145180 is a `hidden beast` number, since 1 + 636 + 1 + 1 + 4 + 5 + 18 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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, 5839780 + ... + 5842580.

It is an arithmetic number, because the mean of its divisors is an integer number (275086350).

Almost surely, 2^16361145180 is an apocalyptic number.

16361145180 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 16361145180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26408289600).

16361145180 is an abundant number, since it is smaller than the sum of its proper divisors (36455434020).

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

16361145180 is a wasteful number, since it uses less digits than its factorization.

16361145180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221 (or 3213 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 16361145180 in words is "sixteen billion, three hundred sixty-one million, one hundred forty-five thousand, one hundred eighty".