5551976198 has 4 divisors (see below), whose sum is σ = 8327964300. Its totient is φ = 2775988098.

The previous prime is 5551976179. The next prime is 5551976201. The reversal of 5551976198 is 8916791555.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387994048 + ... + 1387994051.

It is an arithmetic number, because the mean of its divisors is an integer number (2081991075).

Almost surely, 2^5551976198 is an apocalyptic number.

5551976198 is a deficient number, since it is larger than the sum of its proper divisors (2775988102).

5551976198 is a wasteful number, since it uses less digits than its factorization.

5551976198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775988101.

The product of its digits is 3402000, while the sum is 56.

The square root of 5551976198 is about 74511.5843208289. The cubic root of 5551976198 is about 1770.7171700898.

The spelling of 5551976198 in words is "five billion, five hundred fifty-one million, nine hundred seventy-six thousand, one hundred ninety-eight".