195026240000 has 200 divisors, whose sum is σ = 490051945680. Its totient is φ = 77511168000.

The previous prime is 195026239987. The next prime is 195026240009. The reversal of 195026240000 is 42620591.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (200).

It is not an unprimeable number, because it can be changed into a prime (195026240009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 52158131 + ... + 52161869.

Almost surely, 2^195026240000 is an apocalyptic number.

195026240000 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 195026240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245025972840).

195026240000 is an abundant number, since it is smaller than the sum of its proper divisors (295025705680).

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

195026240000 is an frugal number, since it uses more digits than its factorization.

195026240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3940 (or 3909 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 195026240000 its reverse (42620591), we get a palindrome (195068860591).

The spelling of 195026240000 in words is "one hundred ninety-five billion, twenty-six million, two hundred forty thousand".