195492140352 has 168 divisors, whose sum is σ = 580956191400. Its totient is φ = 62776885248.

The previous prime is 195492140351. The next prime is 195492140353. The reversal of 195492140352 is 253041294591.

It is a happy number.

195492140352 is a `hidden beast` number, since 1 + 95 + 492 + 1 + 40 + 35 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (195492140351) and next prime (195492140353).

It can be written as a sum of positive squares in 4 ways, for example, as 135435776256 + 60056364096 = 368016^2 + 245064^2 .

It is a junction number, because it is equal to n+sod(n) for n = 195492140298 and 195492140307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195492140351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7620924 + ... + 7646532.

Almost surely, 2^195492140352 is an apocalyptic number.

195492140352 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 195492140352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290478095700).

195492140352 is an abundant number, since it is smaller than the sum of its proper divisors (385464051048).

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

195492140352 is a wasteful number, since it uses less digits than its factorization.

195492140352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26113 (or 26100 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 195492140352 in words is "one hundred ninety-five billion, four hundred ninety-two million, one hundred forty thousand, three hundred fifty-two".