43100421386872 has 64 divisors (see below), whose sum is σ = 86145067008000. Its totient is φ = 20157468067584.

The previous prime is 43100421386833. The next prime is 43100421386873. The reversal of 43100421386872 is 27868312400134.

43100421386872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43100421386873) 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, 19237513 + ... + 21360775.

It is an arithmetic number, because the mean of its divisors is an integer number (1346016672000).

Almost surely, 2^{43100421386872} is an apocalyptic number.

It is an amenable number.

43100421386872 is a deficient number, since it is larger than the sum of its proper divisors (43044645621128).

43100421386872 is a wasteful number, since it uses less digits than its factorization.

43100421386872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124980 (or 2124976 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 43100421386872 in words is "forty-three trillion, one hundred billion, four hundred twenty-one million, three hundred eighty-six thousand, eight hundred seventy-two".