43454233405 has 16 divisors (see below), whose sum is σ = 57174315264. Its totient is φ = 31442649280.

The previous prime is 43454233393. The next prime is 43454233421. The reversal of 43454233405 is 50433245434.

It is not a de Polignac number, because 43454233405 - 2⁹ = 43454232893 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1994437 + ... + 2016106.

It is an arithmetic number, because the mean of its divisors is an integer number (3573394704).

Almost surely, 2^43454233405 is an apocalyptic number.

It is an amenable number.

43454233405 is a deficient number, since it is larger than the sum of its proper divisors (13720081859).

43454233405 is a wasteful number, since it uses less digits than its factorization.

43454233405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010756.

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 43454233405 its reverse (50433245434), we get a palindrome (93887478839).

The spelling of 43454233405 in words is "forty-three billion, four hundred fifty-four million, two hundred thirty-three thousand, four hundred five".