195341366139556 has 192 divisors, whose sum is σ = 437175659289600. Its totient is φ = 75873224448000.

The previous prime is 195341366139551. The next prime is 195341366139571. The reversal of 195341366139556 is 655931663143591.

It is a happy number.

195341366139556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 195341366139491 and 195341366139500.

It is not an unprimeable number, because it can be changed into a prime (195341366139551) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 304871766 + ... + 305511826.

It is an arithmetic number, because the mean of its divisors is an integer number (2276956558800).

Almost surely, 2^{195341366139556} 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 195341366139556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218587829644800).

195341366139556 is an abundant number, since it is smaller than the sum of its proper divisors (241834293150044).

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

195341366139556 is a wasteful number, since it uses less digits than its factorization.

195341366139556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640411 (or 640395 counting only the distinct ones).

The product of its digits is 236196000, while the sum is 67.

The spelling of 195341366139556 in words is "one hundred ninety-five trillion, three hundred forty-one billion, three hundred sixty-six million, one hundred thirty-nine thousand, five hundred fifty-six".