43686863434 has 8 divisors (see below), whose sum is σ = 65533624128. Its totient is φ = 21842322060.

The previous prime is 43686863431. The next prime is 43686863453. The reversal of 43686863434 is 43436868634.

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

It is not an unprimeable number, because it can be changed into a prime (43686863431) 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, 504712 + ... + 584899.

It is an arithmetic number, because the mean of its divisors is an integer number (8191703016).

Almost surely, 2^43686863434 is an apocalyptic number.

43686863434 is a deficient number, since it is larger than the sum of its proper divisors (21846760694).

43686863434 is a wasteful number, since it uses less digits than its factorization.

43686863434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109660.

The product of its digits is 23887872, while the sum is 55.

The spelling of 43686863434 in words is "forty-three billion, six hundred eighty-six million, eight hundred sixty-three thousand, four hundred thirty-four".