43454144145434 has 64 divisors (see below), whose sum is σ = 76887265150080. Its totient is φ = 18197126737920.

The previous prime is 43454144145431. The next prime is 43454144145443.

43454144145434 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (43454144145431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6051497 + ... + 11114355.

It is an arithmetic number, because the mean of its divisors is an integer number (1201363517970).

Almost surely, 2^{43454144145434} is an apocalyptic number.

43454144145434 is a deficient number, since it is larger than the sum of its proper divisors (33433121004646).

43454144145434 is a wasteful number, since it uses less digits than its factorization.

43454144145434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5063375.

The product of its digits is 14745600, while the sum is 50.

The spelling of 43454144145434 in words is "forty-three trillion, four hundred fifty-four billion, one hundred forty-four million, one hundred forty-five thousand, four hundred thirty-four".