43568400486534 has 128 divisors (see below), whose sum is σ = 108842393198592. Its totient is φ = 11295195690240.

The previous prime is 43568400486491. The next prime is 43568400486617.

43568400486534 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1233410997 + ... + 1233446319.

It is an arithmetic number, because the mean of its divisors is an integer number (850331196864).

Almost surely, 2^{43568400486534} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43568400486534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54421196599296).

43568400486534 is an abundant number, since it is smaller than the sum of its proper divisors (65273992712058).

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

43568400486534 is a wasteful number, since it uses less digits than its factorization.

43568400486534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40290.

The product of its (nonzero) digits is 132710400, while the sum is 60.

The spelling of 43568400486534 in words is "forty-three trillion, five hundred sixty-eight billion, four hundred million, four hundred eighty-six thousand, five hundred thirty-four".