43780810040134 has 8 divisors (see below), whose sum is σ = 66321425110608. Its totient is φ = 21673668336600.

The previous prime is 43780810040131. The next prime is 43780810040159. The reversal of 43780810040134 is 43104001808734.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43780810040131) 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, 108368341482 + ... + 108368341885.

It is an arithmetic number, because the mean of its divisors is an integer number (8290178138826).

Almost surely, 2^{43780810040134} is an apocalyptic number.

43780810040134 is a deficient number, since it is larger than the sum of its proper divisors (22540615070474).

43780810040134 is a wasteful number, since it uses less digits than its factorization.

43780810040134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216736683470.

The product of its (nonzero) digits is 258048, while the sum is 43.

Adding to 43780810040134 its reverse (43104001808734), we get a palindrome (86884811848868).

The spelling of 43780810040134 in words is "forty-three trillion, seven hundred eighty billion, eight hundred ten million, forty thousand, one hundred thirty-four".