43425252434 has 4 divisors (see below), whose sum is σ = 65137878654. Its totient is φ = 21712626216.

The previous prime is 43425252401. The next prime is 43425252439.

43425252434 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., 30155364409 + 13269888025 = 173653^2 + 115195^2 .

It is not an unprimeable number, because it can be changed into a prime (43425252439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10856313107 + ... + 10856313110.

Almost surely, 2^43425252434 is an apocalyptic number.

43425252434 is a deficient number, since it is larger than the sum of its proper divisors (21712626220).

43425252434 is a wasteful number, since it uses less digits than its factorization.

43425252434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21712626219.

The product of its digits is 460800, while the sum is 38.

The spelling of 43425252434 in words is "forty-three billion, four hundred twenty-five million, two hundred fifty-two thousand, four hundred thirty-four".