199575869948 has 24 divisors (see below), whose sum is σ = 429855720672. Its totient is φ = 78953091264.

The previous prime is 199575869939. The next prime is 199575869957. The reversal of 199575869948 is 849968575991.

It is an interprime number because it is at equal distance from previous prime (199575869939) and next prime (199575869957).

It is a congruent number.

It is an unprimeable number.

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, 274142315 + ... + 274143042.

It is an arithmetic number, because the mean of its divisors is an integer number (17910655028).

Almost surely, 2^199575869948 is an apocalyptic number.

It is an amenable number.

199575869948 is an abundant number, since it is smaller than the sum of its proper divisors (230279850724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

199575869948 is a wasteful number, since it uses less digits than its factorization.

199575869948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548285381 (or 548285379 counting only the distinct ones).

The product of its digits is 1763596800, while the sum is 80.

The spelling of 199575869948 in words is "one hundred ninety-nine billion, five hundred seventy-five million, eight hundred sixty-nine thousand, nine hundred forty-eight".