16361196894 has 96 divisors (see below), whose sum is σ = 42982318080. Its totient is φ = 4393642176.

The previous prime is 16361196869. The next prime is 16361196911. The reversal of 16361196894 is 49869116361.

It is a happy number.

16361196894 is a `hidden beast` number, since 1 + 6 + 361 + 196 + 8 + 94 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 16361196894.

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 47 ways as a sum of consecutive naturals, for example, 277132 + ... + 330944.

It is an arithmetic number, because the mean of its divisors is an integer number (447732480).

Almost surely, 2^16361196894 is an apocalyptic number.

16361196894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16361196894, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21491159040).

16361196894 is an abundant number, since it is smaller than the sum of its proper divisors (26621121186).

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

16361196894 is a wasteful number, since it uses less digits than its factorization.

16361196894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53974 (or 53971 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The spelling of 16361196894 in words is "sixteen billion, three hundred sixty-one million, one hundred ninety-six thousand, eight hundred ninety-four".