43681800083385 has 16 divisors (see below), whose sum is σ = 69924660212160. Its totient is φ = 23285700018240.

The previous prime is 43681800083359. The next prime is 43681800083489. The reversal of 43681800083385 is 58338000818634.

It is a de Polignac number, because none of the positive numbers 2^k-43681800083385 is a prime.

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, 703719571 + ... + 703781640.

It is an arithmetic number, because the mean of its divisors is an integer number (4370291263260).

Almost surely, 2^{43681800083385} is an apocalyptic number.

It is an amenable number.

43681800083385 is a deficient number, since it is larger than the sum of its proper divisors (26242860128775).

43681800083385 is a wasteful number, since it uses less digits than its factorization.

43681800083385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407503288.

The product of its (nonzero) digits is 13271040, while the sum is 57.

The spelling of 43681800083385 in words is "forty-three trillion, six hundred eighty-one billion, eight hundred million, eighty-three thousand, three hundred eighty-five".