5194198343880 has 1280 divisors, whose sum is σ = 22286773555200. Its totient is φ = 1055336325120.

The previous prime is 5194198343837. The next prime is 5194198343881. The reversal of 5194198343880 is 883438914915.

5194198343880 is a `hidden beast` number, since 5 + 1 + 9 + 4 + 198 + 3 + 438 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (5194198343881) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 5241370185 + ... + 5241371175.

It is an arithmetic number, because the mean of its divisors is an integer number (17411541840).

Almost surely, 2^{5194198343880} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5194198343880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11143386777600).

5194198343880 is an abundant number, since it is smaller than the sum of its proper divisors (17092575211320).

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

5194198343880 is a wasteful number, since it uses less digits than its factorization.

5194198343880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676 (or 1663 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 63.

The spelling of 5194198343880 in words is "five trillion, one hundred ninety-four billion, one hundred ninety-eight million, three hundred forty-three thousand, eight hundred eighty".