43452511111234 has 128 divisors (see below), whose sum is σ = 68869955911680. Its totient is φ = 20537811360000.

The previous prime is 43452511111211. The next prime is 43452511111237. The reversal of 43452511111234 is 43211111525434.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 43452511111193 and 43452511111202.

It is not an unprimeable number, because it can be changed into a prime (43452511111237) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 94257073764 + ... + 94257074224.

It is an arithmetic number, because the mean of its divisors is an integer number (538046530560).

Almost surely, 2^{43452511111234} is an apocalyptic number.

43452511111234 is a deficient number, since it is larger than the sum of its proper divisors (25417444800446).

43452511111234 is a wasteful number, since it uses less digits than its factorization.

43452511111234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328.

The product of its digits is 57600, while the sum is 37.

Adding to 43452511111234 its reverse (43211111525434), we get a palindrome (86663622636668).

The spelling of 43452511111234 in words is "forty-three trillion, four hundred fifty-two billion, five hundred eleven million, one hundred eleven thousand, two hundred thirty-four".