396194649299 has 4 divisors (see below), whose sum is σ = 401621973336. Its totient is φ = 390767325264.

The previous prime is 396194649271. The next prime is 396194649313. The reversal of 396194649299 is 992946491693.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 396194649299 - 2³² = 391899682003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (396194649209) 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, 2713661909 + ... + 2713662054.

It is an arithmetic number, because the mean of its divisors is an integer number (100405493334).

Almost surely, 2^396194649299 is an apocalyptic number.

396194649299 is a deficient number, since it is larger than the sum of its proper divisors (5427324037).

396194649299 is an equidigital number, since it uses as much as digits as its factorization.

396194649299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5427324036.

The product of its digits is 204073344, while the sum is 71.

The spelling of 396194649299 in words is "three hundred ninety-six billion, one hundred ninety-four million, six hundred forty-nine thousand, two hundred ninety-nine".