43128555582134 has 12 divisors (see below), whose sum is σ = 71108651559372. Its totient is φ = 19603888900860.

The previous prime is 43128555582067. The next prime is 43128555582191.

43128555582134 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 43128555582134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89108585672 + ... + 89108586155.

It is an arithmetic number, because the mean of its divisors is an integer number (5925720963281).

Almost surely, 2^{43128555582134} is an apocalyptic number.

43128555582134 is a deficient number, since it is larger than the sum of its proper divisors (27980095977238).

43128555582134 is a wasteful number, since it uses less digits than its factorization.

43128555582134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178217171851 (or 178217171840 counting only the distinct ones).

The product of its digits is 23040000, while the sum is 56.

It can be divided in two parts, 4312855 and 5582134, that added together give a palindrome (9894989).

The spelling of 43128555582134 in words is "forty-three trillion, one hundred twenty-eight billion, five hundred fifty-five million, five hundred eighty-two thousand, one hundred thirty-four".