43271378372147 has 16 divisors (see below), whose sum is σ = 44028325679520. Its totient is φ = 42517793438208.

The previous prime is 43271378372113. The next prime is 43271378372179. The reversal of 43271378372147 is 74127387317234.

It is a happy number.

43271378372147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 43271378372147 - 2⁸ = 43271378371891 is a prime.

It is a super-2 number, since 2×43271378372147² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43271378302147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60244013 + ... + 60958049.

It is an arithmetic number, because the mean of its divisors is an integer number (2751770354970).

Almost surely, 2^{43271378372147} is an apocalyptic number.

43271378372147 is a deficient number, since it is larger than the sum of its proper divisors (756947307373).

43271378372147 is a wasteful number, since it uses less digits than its factorization.

43271378372147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716390.

The product of its digits is 33191424, while the sum is 59.

The spelling of 43271378372147 in words is "forty-three trillion, two hundred seventy-one billion, three hundred seventy-eight million, three hundred seventy-two thousand, one hundred forty-seven".