43249694234 has 4 divisors (see below), whose sum is σ = 64874541354. Its totient is φ = 21624847116.

The previous prime is 43249694227. The next prime is 43249694239.

43249694234 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43249441225 + 253009 = 207965^2 + 503^2 .

It is not an unprimeable number, because it can be changed into a prime (43249694239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10812423557 + ... + 10812423560.

Almost surely, 2^43249694234 is an apocalyptic number.

43249694234 is a deficient number, since it is larger than the sum of its proper divisors (21624847120).

43249694234 is a wasteful number, since it uses less digits than its factorization.

43249694234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21624847119.

The product of its digits is 4478976, while the sum is 50.

The spelling of 43249694234 in words is "forty-three billion, two hundred forty-nine million, six hundred ninety-four thousand, two hundred thirty-four".