198474716402 has 32 divisors (see below), whose sum is σ = 311953327920. Its totient is φ = 94584268800.

The previous prime is 198474716353. The next prime is 198474716513. The reversal of 198474716402 is 204617474891.

198474716402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 122325762001 + 76148954401 = 349751^2 + 275951^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1923878 + ... + 2024414.

Almost surely, 2^198474716402 is an apocalyptic number.

198474716402 is a deficient number, since it is larger than the sum of its proper divisors (113478611518).

198474716402 is a wasteful number, since it uses less digits than its factorization.

198474716402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101006.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 198474716402 in words is "one hundred ninety-eight billion, four hundred seventy-four million, seven hundred sixteen thousand, four hundred two".