43430504004 has 18 divisors (see below), whose sum is σ = 109782662990. Its totient is φ = 14476834656.

The previous prime is 43430503979. The next prime is 43430504011. The reversal of 43430504004 is 40040503434.

It can be written as a sum of positive squares in only one way, i.e., 34781504004 + 8649000000 = 186498^2 + 93000^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 603201409 + ... + 603201480.

Almost surely, 2^43430504004 is an apocalyptic number.

It is an amenable number.

43430504004 is an abundant number, since it is smaller than the sum of its proper divisors (66352158986).

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

43430504004 is a wasteful number, since it uses less digits than its factorization.

43430504004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206402899 (or 1206402894 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The spelling of 43430504004 in words is "forty-three billion, four hundred thirty million, five hundred four thousand, four".