6662075198 has 4 divisors (see below), whose sum is σ = 9993112800. Its totient is φ = 3331037598.

The previous prime is 6662075191. The next prime is 6662075213. The reversal of 6662075198 is 8915702666.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662075191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665518798 + ... + 1665518801.

It is an arithmetic number, because the mean of its divisors is an integer number (2498278200).

Almost surely, 2^6662075198 is an apocalyptic number.

6662075198 is a deficient number, since it is larger than the sum of its proper divisors (3331037602).

6662075198 is a wasteful number, since it uses less digits than its factorization.

6662075198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331037601.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 6662075198 is about 81621.5363614285. The cubic root of 6662075198 is about 1881.6398847874.

The spelling of 6662075198 in words is "six billion, six hundred sixty-two million, seventy-five thousand, one hundred ninety-eight".