199862649362 has 8 divisors (see below), whose sum is σ = 307896513996. Its totient is φ = 97230478032.

The previous prime is 199862649263. The next prime is 199862649377. The reversal of 199862649362 is 263946268991.

It can be written as a sum of positive squares in 2 ways, for example, as 196788944881 + 3073704481 = 443609^2 + 55441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1350423233 + ... + 1350423380.

Almost surely, 2^199862649362 is an apocalyptic number.

199862649362 is a deficient number, since it is larger than the sum of its proper divisors (108033864634).

199862649362 is a wasteful number, since it uses less digits than its factorization.

199862649362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700846652.

The product of its digits is 60466176, while the sum is 65.

The spelling of 199862649362 in words is "one hundred ninety-nine billion, eight hundred sixty-two million, six hundred forty-nine thousand, three hundred sixty-two".