43454102145 has 16 divisors (see below), whose sum is σ = 71143461312. Its totient is φ = 22636555200.

The previous prime is 43454102143. The next prime is 43454102183. The reversal of 43454102145 is 54120145434.

It is a happy number.

It is not a de Polignac number, because 43454102145 - 2¹ = 43454102143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43454102143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33684706 + ... + 33685995.

It is an arithmetic number, because the mean of its divisors is an integer number (4446466332).

Almost surely, 2^43454102145 is an apocalyptic number.

It is an amenable number.

43454102145 is a deficient number, since it is larger than the sum of its proper divisors (27689359167).

43454102145 is a wasteful number, since it uses less digits than its factorization.

43454102145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67370752.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 43454102145 its reverse (54120145434), we get a palindrome (97574247579).

The spelling of 43454102145 in words is "forty-three billion, four hundred fifty-four million, one hundred two thousand, one hundred forty-five".