627633040198 has 4 divisors (see below), whose sum is σ = 941449560300. Its totient is φ = 313816520098.

The previous prime is 627633040189. The next prime is 627633040259. The reversal of 627633040198 is 891040336726.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156908260048 + ... + 156908260051.

It is an arithmetic number, because the mean of its divisors is an integer number (235362390075).

Almost surely, 2^627633040198 is an apocalyptic number.

627633040198 is a deficient number, since it is larger than the sum of its proper divisors (313816520102).

627633040198 is a wasteful number, since it uses less digits than its factorization.

627633040198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313816520101.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 627633040198 in words is "six hundred twenty-seven billion, six hundred thirty-three million, forty thousand, one hundred ninety-eight".