43128682134 has 32 divisors (see below), whose sum is σ = 91340835840. Its totient is φ = 13529158272.

The previous prime is 43128682123. The next prime is 43128682153.

43128682134 is nontrivially palindromic in base 10.

43128682134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43128682134² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1429287 + ... + 1459149.

It is an arithmetic number, because the mean of its divisors is an integer number (2854401120).

Almost surely, 2^43128682134 is an apocalyptic number.

43128682134 is an abundant number, since it is smaller than the sum of its proper divisors (48212153706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43128682134 is a wasteful number, since it uses less digits than its factorization.

43128682134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44044.

The product of its digits is 221184, while the sum is 42.

The spelling of 43128682134 in words is "forty-three billion, one hundred twenty-eight million, six hundred eighty-two thousand, one hundred thirty-four".