43349223458 has 54 divisors (see below), whose sum is σ = 70266813939. Its totient is φ = 20055305952.

The previous prime is 43349223443. The next prime is 43349223469. The reversal of 43349223458 is 85432294334.

It can be written as a sum of positive squares in 5 ways, for example, as 42383692129 + 965531329 = 205873^2 + 31073^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=147223.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 250573460 + ... + 250573632.

Almost surely, 2^43349223458 is an apocalyptic number.

43349223458 is a deficient number, since it is larger than the sum of its proper divisors (26917590481).

43349223458 is an equidigital number, since it uses as much as digits as its factorization.

43349223458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468 (or 235 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 47.

The spelling of 43349223458 in words is "forty-three billion, three hundred forty-nine million, two hundred twenty-three thousand, four hundred fifty-eight".