43445454434 has 4 divisors (see below), whose sum is σ = 65168181654. Its totient is φ = 21722727216.

The previous prime is 43445454413. The next prime is 43445454491.

43445454434 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., 43200375409 + 245079025 = 207847^2 + 15655^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10861363607 + ... + 10861363610.

Almost surely, 2^43445454434 is an apocalyptic number.

43445454434 is a deficient number, since it is larger than the sum of its proper divisors (21722727220).

43445454434 is a wasteful number, since it uses less digits than its factorization.

43445454434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21722727219.

The product of its digits is 3686400, while the sum is 44.

The spelling of 43445454434 in words is "forty-three billion, four hundred forty-five million, four hundred fifty-four thousand, four hundred thirty-four".