43768093541 has 4 divisors (see below), whose sum is σ = 44193026592. Its totient is φ = 43343160492.

The previous prime is 43768093517. The next prime is 43768093571. The reversal of 43768093541 is 14539086734.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43768093541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43768093541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43768093571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212466371 + ... + 212466576.

It is an arithmetic number, because the mean of its divisors is an integer number (11048256648).

Almost surely, 2^43768093541 is an apocalyptic number.

It is an amenable number.

43768093541 is a deficient number, since it is larger than the sum of its proper divisors (424933051).

43768093541 is a wasteful number, since it uses less digits than its factorization.

43768093541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424933050.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 43768093541 in words is "forty-three billion, seven hundred sixty-eight million, ninety-three thousand, five hundred forty-one".