195001967983 has 16 divisors (see below), whose sum is σ = 214607927520. Its totient is φ = 176419454976.

The previous prime is 195001967981. The next prime is 195001968023. The reversal of 195001967983 is 389769100591.

It is a cyclic number.

It is not a de Polignac number, because 195001967983 - 2¹ = 195001967981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195001967981) 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, 1815378 + ... + 1919791.

It is an arithmetic number, because the mean of its divisors is an integer number (13412995470).

Almost surely, 2^195001967983 is an apocalyptic number.

195001967983 is a deficient number, since it is larger than the sum of its proper divisors (19605959537).

195001967983 is a wasteful number, since it uses less digits than its factorization.

195001967983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735306.

The product of its (nonzero) digits is 3674160, while the sum is 58.

The spelling of 195001967983 in words is "one hundred ninety-five billion, one million, nine hundred sixty-seven thousand, nine hundred eighty-three".