43430043294 has 96 divisors (see below), whose sum is σ = 106609636224. Its totient is φ = 13141478880.

The previous prime is 43430043281. The next prime is 43430043299. The reversal of 43430043294 is 49234003434.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43430043299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3913077 + ... + 3924159.

It is an arithmetic number, because the mean of its divisors is an integer number (1110517044).

Almost surely, 2^43430043294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43430043294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53304818112).

43430043294 is an abundant number, since it is smaller than the sum of its proper divisors (63179592930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43430043294 is a wasteful number, since it uses less digits than its factorization.

43430043294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11844 (or 11832 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The spelling of 43430043294 in words is "forty-three billion, four hundred thirty million, forty-three thousand, two hundred ninety-four".