199702042272719 has 8 divisors (see below), whose sum is σ = 228236465474688. Its totient is φ = 171169009075800.

The previous prime is 199702042272659. The next prime is 199702042272739. The reversal of 199702042272719 is 917272240207991.

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 199702042272719 - 2¹² = 199702042268623 is a prime.

It is a super-2 number, since 2×199702042272719² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199702042272739) 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, 347193377 + ... + 347768090.

It is an arithmetic number, because the mean of its divisors is an integer number (28529558184336).

Almost surely, 2^{199702042272719} is an apocalyptic number.

199702042272719 is a deficient number, since it is larger than the sum of its proper divisors (28534423201969).

199702042272719 is an equidigital number, since it uses as much as digits as its factorization.

199702042272719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695002525.

The product of its (nonzero) digits is 16003008, while the sum is 62.

The spelling of 199702042272719 in words is "one hundred ninety-nine trillion, seven hundred two billion, forty-two million, two hundred seventy-two thousand, seven hundred nineteen".