6354738198 has 28 divisors (see below), whose sum is σ = 14291626428. Its totient is φ = 2118245580.

The previous prime is 6354738179. The next prime is 6354738277. The reversal of 6354738198 is 8918374536.

6354738198 is a `hidden beast` number, since 6 + 3 + 5 + 473 + 81 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 in 13 ways as a sum of consecutive naturals, for example, 2177808 + ... + 2180723.

Almost surely, 2^6354738198 is an apocalyptic number.

6354738198 is an abundant number, since it is smaller than the sum of its proper divisors (7936888230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6354738198 is an equidigital number, since it uses as much as digits as its factorization.

6354738198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4358551 (or 4358536 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The square root of 6354738198 is about 79716.6118070757. The cubic root of 6354738198 is about 1852.2483691721.

The spelling of 6354738198 in words is "six billion, three hundred fifty-four million, seven hundred thirty-eight thousand, one hundred ninety-eight".