195885962421450 has 192 divisors, whose sum is σ = 588053443027968. Its totient is φ = 42125978188800.

The previous prime is 195885962421407. The next prime is 195885962421463. The reversal of 195885962421450 is 54124269588591.

195885962421450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 51185497 + ... + 54879203.

It is an arithmetic number, because the mean of its divisors is an integer number (3062778349104).

Almost surely, 2^{195885962421450} is an apocalyptic number.

195885962421450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 195885962421450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294026721513984).

195885962421450 is an abundant number, since it is smaller than the sum of its proper divisors (392167480606518).

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

195885962421450 is a wasteful number, since it uses less digits than its factorization.

195885962421450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3696717 (or 3696712 counting only the distinct ones).

The product of its (nonzero) digits is 248832000, while the sum is 69.

The spelling of 195885962421450 in words is "one hundred ninety-five trillion, eight hundred eighty-five billion, nine hundred sixty-two million, four hundred twenty-one thousand, four hundred fifty".