43489399398434 has 12 divisors (see below), whose sum is σ = 71703596529222. Its totient is φ = 19767908817360.

The previous prime is 43489399398397. The next prime is 43489399398517.

43489399398434 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 43472198289025 + 17201109409 = 6593345^2 + 131153^2 .

It is a super-2 number, since 2×43489399398434² (a number of 28 digits) contains 22 as substring.

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, 89854130747 + ... + 89854131230.

Almost surely, 2^{43489399398434} is an apocalyptic number.

43489399398434 is a deficient number, since it is larger than the sum of its proper divisors (28214197130788).

43489399398434 is a wasteful number, since it uses less digits than its factorization.

43489399398434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179708262001 (or 179708261990 counting only the distinct ones).

The product of its digits is 8707129344, while the sum is 80.

The spelling of 43489399398434 in words is "forty-three trillion, four hundred eighty-nine billion, three hundred ninety-nine million, three hundred ninety-eight thousand, four hundred thirty-four".