147238968129 has 16 divisors (see below), whose sum is σ = 217795703040. Its totient is φ = 87723266960.

The previous prime is 147238968109. The next prime is 147238968137. The reversal of 147238968129 is 921869832741.

It is a cyclic number.

It is not a de Polignac number, because 147238968129 - 2⁸ = 147238967873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147238968109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37809807 + ... + 37813700.

It is an arithmetic number, because the mean of its divisors is an integer number (13612231440).

Almost surely, 2^147238968129 is an apocalyptic number.

It is an amenable number.

147238968129 is a deficient number, since it is larger than the sum of its proper divisors (70556734911).

147238968129 is a wasteful number, since it uses less digits than its factorization.

147238968129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75623580.

The product of its digits is 10450944, while the sum is 60.

The spelling of 147238968129 in words is "one hundred forty-seven billion, two hundred thirty-eight million, nine hundred sixty-eight thousand, one hundred twenty-nine".