43286145329 has 24 divisors (see below), whose sum is σ = 52550755560. Its totient is φ = 35505867264.

The previous prime is 43286145323. The next prime is 43286145341. The reversal of 43286145329 is 92354168234.

It can be written as a sum of positive squares in 4 ways, for example, as 354305329 + 42931840000 = 18823^2 + 207200^2 .

It is not a de Polignac number, because 43286145329 - 2⁴ = 43286145313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43286145323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25787 + ... + 295359.

It is an arithmetic number, because the mean of its divisors is an integer number (2189614815).

Almost surely, 2^43286145329 is an apocalyptic number.

43286145329 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

43286145329 is a deficient number, since it is larger than the sum of its proper divisors (9264610231).

43286145329 is a wasteful number, since it uses less digits than its factorization.

43286145329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269729 (or 269722 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 47.

The spelling of 43286145329 in words is "forty-three billion, two hundred eighty-six million, one hundred forty-five thousand, three hundred twenty-nine".