43378231043 has 8 divisors (see below), whose sum is σ = 49577100288. Its totient is φ = 37179856584.

The previous prime is 43378231037. The next prime is 43378231111. The reversal of 43378231043 is 34013287334.

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 43378231043 - 2⁴ = 43378231027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43378230988 and 43378231006.

It is not an unprimeable number, because it can be changed into a prime (43378231243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88430 + ... + 307532.

It is an arithmetic number, because the mean of its divisors is an integer number (6197137536).

Almost surely, 2^43378231043 is an apocalyptic number.

43378231043 is a deficient number, since it is larger than the sum of its proper divisors (6198869245).

43378231043 is a wasteful number, since it uses less digits than its factorization.

43378231043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247393.

The product of its (nonzero) digits is 145152, while the sum is 38.

The spelling of 43378231043 in words is "forty-three billion, three hundred seventy-eight million, two hundred thirty-one thousand, forty-three".