43768134377 has 8 divisors (see below), whose sum is σ = 49393506240. Its totient is φ = 38417170960.

The previous prime is 43768134373. The next prime is 43768134383. The reversal of 43768134377 is 77343186734.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43768134377 - 2² = 43768134373 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43768134373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68601773 + ... + 68602410.

It is an arithmetic number, because the mean of its divisors is an integer number (6174188280).

Almost surely, 2^43768134377 is an apocalyptic number.

It is an amenable number.

43768134377 is a deficient number, since it is larger than the sum of its proper divisors (5625371863).

43768134377 is a wasteful number, since it uses less digits than its factorization.

43768134377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137204223.

The product of its digits is 7112448, while the sum is 53.

The spelling of 43768134377 in words is "forty-three billion, seven hundred sixty-eight million, one hundred thirty-four thousand, three hundred seventy-seven".