43340132105145 has 24 divisors (see below), whose sum is σ = 75127670524296. Its totient is φ = 23113267930368.

The previous prime is 43340132105129. The next prime is 43340132105189. The reversal of 43340132105145 is 54150123104334.

43340132105145 is a `hidden beast` number, since 4 + 3 + 3 + 4 + 0 + 132 + 1 + 0 + 514 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 23428930038336 + 19911202066809 = 4840344^2 + 4462197^2 .

It is not a de Polignac number, because 43340132105145 - 2⁴ = 43340132105129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29892142 + ... + 31308471.

It is an arithmetic number, because the mean of its divisors is an integer number (3130319605179).

Almost surely, 2^{43340132105145} is an apocalyptic number.

43340132105145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

43340132105145 is a deficient number, since it is larger than the sum of its proper divisors (31787538419151).

43340132105145 is a wasteful number, since it uses less digits than its factorization.

43340132105145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61216361 (or 61216358 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 43340132105145 its reverse (54150123104334), we get a palindrome (97490255209479).

The spelling of 43340132105145 in words is "forty-three trillion, three hundred forty billion, one hundred thirty-two million, one hundred five thousand, one hundred forty-five".