195171542554 has 16 divisors (see below), whose sum is σ = 294234801696. Its totient is φ = 97093558800.

The previous prime is 195171542519. The next prime is 195171542561. The reversal of 195171542554 is 455245171591.

It is a junction number, because it is equal to n+sod(n) for n = 195171542498 and 195171542507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1343344 + ... + 1481524.

It is an arithmetic number, because the mean of its divisors is an integer number (18389675106).

Almost surely, 2^195171542554 is an apocalyptic number.

195171542554 is a deficient number, since it is larger than the sum of its proper divisors (99063259142).

195171542554 is a wasteful number, since it uses less digits than its factorization.

195171542554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141741.

The product of its digits is 1260000, while the sum is 49.

The spelling of 195171542554 in words is "one hundred ninety-five billion, one hundred seventy-one million, five hundred forty-two thousand, five hundred fifty-four".