197463207938 has 8 divisors (see below), whose sum is σ = 296326402320. Its totient is φ = 98687740500.

The previous prime is 197463207937. The next prime is 197463207971. The reversal of 197463207938 is 839702364791.

197463207938 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (197463207937) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 21926108 + ... + 21935111.

It is an arithmetic number, because the mean of its divisors is an integer number (37040800290).

Almost surely, 2^197463207938 is an apocalyptic number.

197463207938 is a deficient number, since it is larger than the sum of its proper divisors (98863194382).

197463207938 is a wasteful number, since it uses less digits than its factorization.

197463207938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43863472.

The product of its (nonzero) digits is 13716864, while the sum is 59.

The spelling of 197463207938 in words is "one hundred ninety-seven billion, four hundred sixty-three million, two hundred seven thousand, nine hundred thirty-eight".