197874313075402 has 8 divisors (see below), whose sum is σ = 296941593017412. Its totient is φ = 98893782069600.

The previous prime is 197874313075393. The next prime is 197874313075433. The reversal of 197874313075402 is 204570313478791.

197874313075402 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 2 ways, for example, as 173473370723041 + 24400942352361 = 13170929^2 + 4939731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21687228349 + ... + 21687237472.

Almost surely, 2^{197874313075402} is an apocalyptic number.

197874313075402 is a deficient number, since it is larger than the sum of its proper divisors (99067279942010).

197874313075402 is a wasteful number, since it uses less digits than its factorization.

197874313075402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43374468104.

The product of its (nonzero) digits is 35562240, while the sum is 61.

The spelling of 197874313075402 in words is "one hundred ninety-seven trillion, eight hundred seventy-four billion, three hundred thirteen million, seventy-five thousand, four hundred two".