195214881792 has 176 divisors, whose sum is σ = 615157234560. Its totient is φ = 53852209152.

The previous prime is 195214881791. The next prime is 195214881793. The reversal of 195214881792 is 297188412591.

It is a happy number.

195214881792 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (195214881791) and next prime (195214881793).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195214881791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467098 + ... + 780134.

It is an arithmetic number, because the mean of its divisors is an integer number (3495211560).

Almost surely, 2^195214881792 is an apocalyptic number.

195214881792 is a gapful number since it is divisible by the number (12) 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 195214881792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307578617280).

195214881792 is an abundant number, since it is smaller than the sum of its proper divisors (419942352768).

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

195214881792 is a wasteful number, since it uses less digits than its factorization.

195214881792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313096 (or 313078 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 57.

The spelling of 195214881792 in words is "one hundred ninety-five billion, two hundred fourteen million, eight hundred eighty-one thousand, seven hundred ninety-two".