199174948379 has 8 divisors (see below), whose sum is σ = 217348227840. Its totient is φ = 181012746600.

The previous prime is 199174948369. The next prime is 199174948409. The reversal of 199174948379 is 973849471991.

199174948379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 199174948379 - 2⁴ = 199174948363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199174948369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2731799 + ... + 2803760.

It is an arithmetic number, because the mean of its divisors is an integer number (27168528480).

Almost surely, 2^199174948379 is an apocalyptic number.

199174948379 is a deficient number, since it is larger than the sum of its proper divisors (18173279461).

199174948379 is a wasteful number, since it uses less digits than its factorization.

199174948379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5538841.

The product of its digits is 123451776, while the sum is 71.

The spelling of 199174948379 in words is "one hundred ninety-nine billion, one hundred seventy-four million, nine hundred forty-eight thousand, three hundred seventy-nine".