195381828523 has 8 divisors (see below), whose sum is σ = 224630606592. Its totient is φ = 166467322536.

The previous prime is 195381828503. The next prime is 195381828533. The reversal of 195381828523 is 325828183591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 195381828523 - 2¹⁷ = 195381697451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195381828503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83566765 + ... + 83569102.

It is an arithmetic number, because the mean of its divisors is an integer number (28078825824).

Almost surely, 2^195381828523 is an apocalyptic number.

195381828523 is a deficient number, since it is larger than the sum of its proper divisors (29248778069).

195381828523 is a wasteful number, since it uses less digits than its factorization.

195381828523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167136041.

The product of its digits is 4147200, while the sum is 55.

The spelling of 195381828523 in words is "one hundred ninety-five billion, three hundred eighty-one million, eight hundred twenty-eight thousand, five hundred twenty-three".