6166398794 has 8 divisors (see below), whose sum is σ = 9334457220. Its totient is φ = 3054913056.

The previous prime is 6166398793. The next prime is 6166398817. The reversal of 6166398794 is 4978936616.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5492736769 + 673662025 = 74113^2 + 25955^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6166398793) 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 3 ways as a sum of consecutive naturals, for example, 14142899 + ... + 14143334.

Almost surely, 2^6166398794 is an apocalyptic number.

6166398794 is a deficient number, since it is larger than the sum of its proper divisors (3168058426).

6166398794 is a wasteful number, since it uses less digits than its factorization.

6166398794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28286344.

The product of its digits is 11757312, while the sum is 59.

The square root of 6166398794 is about 78526.4209931918. The cubic root of 6166398794 is about 1833.7658022478.

The spelling of 6166398794 in words is "six billion, one hundred sixty-six million, three hundred ninety-eight thousand, seven hundred ninety-four".