195272133013 has 4 divisors (see below), whose sum is σ = 195332054080. Its totient is φ = 195212211948.

The previous prime is 195272133011. The next prime is 195272133107. The reversal of 195272133013 is 310331272591.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195272133013 - 2¹ = 195272133011 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 (195272133011) 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, 29955645 + ... + 29962162.

It is an arithmetic number, because the mean of its divisors is an integer number (48833013520).

Almost surely, 2^195272133013 is an apocalyptic number.

It is an amenable number.

195272133013 is a deficient number, since it is larger than the sum of its proper divisors (59921067).

195272133013 is an equidigital number, since it uses as much as digits as its factorization.

195272133013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59921066.

The product of its (nonzero) digits is 34020, while the sum is 37.

The spelling of 195272133013 in words is "one hundred ninety-five billion, two hundred seventy-two million, one hundred thirty-three thousand, thirteen".