43641105455 has 16 divisors (see below), whose sum is σ = 52845748704. Its totient is φ = 34596180480.

The previous prime is 43641105421. The next prime is 43641105479. The reversal of 43641105455 is 55450114634.

43641105455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43641105455 - 2²² = 43636911151 is a prime.

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, 329075 + ... + 442235.

It is an arithmetic number, because the mean of its divisors is an integer number (3302859294).

Almost surely, 2^43641105455 is an apocalyptic number.

43641105455 is a deficient number, since it is larger than the sum of its proper divisors (9204643249).

43641105455 is a wasteful number, since it uses less digits than its factorization.

43641105455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113866.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 43641105455 in words is "forty-three billion, six hundred forty-one million, one hundred five thousand, four hundred fifty-five".