199472502353 has 4 divisors (see below), whose sum is σ = 211206178980. Its totient is φ = 187738825728.

The previous prime is 199472502337. The next prime is 199472502391. The reversal of 199472502353 is 353205274991.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 353205274991 = 20123 ⋅17552317.

It can be written as a sum of positive squares in 2 ways, for example, as 167954891329 + 31517611024 = 409823^2 + 177532^2 .

It is a cyclic number.

It is not a de Polignac number, because 199472502353 - 2⁴ = 199472502337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199472532353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5866838288 + ... + 5866838321.

It is an arithmetic number, because the mean of its divisors is an integer number (52801544745).

Almost surely, 2^199472502353 is an apocalyptic number.

It is an amenable number.

199472502353 is a deficient number, since it is larger than the sum of its proper divisors (11733676627).

199472502353 is a wasteful number, since it uses less digits than its factorization.

199472502353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11733676626.

The product of its (nonzero) digits is 2041200, while the sum is 50.

The spelling of 199472502353 in words is "one hundred ninety-nine billion, four hundred seventy-two million, five hundred two thousand, three hundred fifty-three".