3198798144 has 42 divisors (see below), whose sum is σ = 9168778970. Its totient is φ = 1066265856.

The previous prime is 3198798139. The next prime is 3198798151. The reversal of 3198798144 is 4418978913.

It can be written as a sum of positive squares in only one way, i.e., 2820884544 + 377913600 = 53112^2 + 19440^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2776159 + ... + 2777310.

Almost surely, 2^3198798144 is an apocalyptic number.

It is an amenable number.

3198798144 is an abundant number, since it is smaller than the sum of its proper divisors (5969980826).

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

3198798144 is a wasteful number, since it uses less digits than its factorization.

3198798144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5553487 (or 5553474 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 54.

The square root of 3198798144 is about 56557.9184906941. The cubic root of 3198798144 is about 1473.4280898815.

The spelling of 3198798144 in words is "three billion, one hundred ninety-eight million, seven hundred ninety-eight thousand, one hundred forty-four".