43686422468634 has 64 divisors (see below), whose sum is σ = 100366952256000. Its totient is φ = 12537244347840.

The previous prime is 43686422468603. The next prime is 43686422468639.

It is a happy number.

43686422468634 is nontrivially palindromic in base 10.

43686422468634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (43686422468639) 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 31 ways as a sum of consecutive naturals, for example, 2340024 + ... + 9635795.

It is an arithmetic number, because the mean of its divisors is an integer number (1568233629000).

Almost surely, 2^{43686422468634} is an apocalyptic number.

43686422468634 is an abundant number, since it is smaller than the sum of its proper divisors (56680529787366).

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

43686422468634 is a wasteful number, since it uses less digits than its factorization.

43686422468634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11978763.

The product of its digits is 764411904, while the sum is 66.

The spelling of 43686422468634 in words is "forty-three trillion, six hundred eighty-six billion, four hundred twenty-two million, four hundred sixty-eight thousand, six hundred thirty-four".