195896458050819 has 4 divisors (see below), whose sum is σ = 261195277401096. Its totient is φ = 130597638700544.

The previous prime is 195896458050781. The next prime is 195896458050871. The reversal of 195896458050819 is 918050854698591.

195896458050819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195896458050819 is a prime.

It is a super-2 number, since 2×195896458050819² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (195896458054819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32649409675134 + ... + 32649409675139.

It is an arithmetic number, because the mean of its divisors is an integer number (65298819350274).

Almost surely, 2^{195896458050819} is an apocalyptic number.

195896458050819 is a deficient number, since it is larger than the sum of its proper divisors (65298819350277).

195896458050819 is an equidigital number, since it uses as much as digits as its factorization.

195896458050819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65298819350276.

The product of its (nonzero) digits is 1119744000, while the sum is 78.

The spelling of 195896458050819 in words is "one hundred ninety-five trillion, eight hundred ninety-six billion, four hundred fifty-eight million, fifty thousand, eight hundred nineteen".