147438667197 has 24 divisors (see below), whose sum is σ = 215692963200. Its totient is φ = 97034640768.

The previous prime is 147438667177. The next prime is 147438667219. The reversal of 147438667197 is 791766834741.

147438667197 is a `hidden beast` number, since 1 + 4 + 7 + 4 + 386 + 67 + 197 = 666.

It is not a de Polignac number, because 147438667197 - 2¹¹ = 147438665149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147438667157) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 8963893 + ... + 8980325.

It is an arithmetic number, because the mean of its divisors is an integer number (8987206800).

Almost surely, 2^147438667197 is an apocalyptic number.

It is an amenable number.

147438667197 is a deficient number, since it is larger than the sum of its proper divisors (68254296003).

147438667197 is a wasteful number, since it uses less digits than its factorization.

147438667197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29137 (or 29134 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 63.

The spelling of 147438667197 in words is "one hundred forty-seven billion, four hundred thirty-eight million, six hundred sixty-seven thousand, one hundred ninety-seven".