43306006120561 has 8 divisors (see below), whose sum is σ = 45561229908264. Its totient is φ = 41107876606080.

The previous prime is 43306006120547. The next prime is 43306006120579. The reversal of 43306006120561 is 16502160060334.

43306006120561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 16305968944225 + 27000037176336 = 4038065^2 + 5196156^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43306006120561 - 2¹⁵ = 43306006087793 is a prime.

It is a super-2 number, since 2×43306006120561² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43306006120561.

It is not an unprimeable number, because it can be changed into a prime (43306006120261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14273566750 + ... + 14273569783.

It is an arithmetic number, because the mean of its divisors is an integer number (5695153738533).

Almost surely, 2^{43306006120561} is an apocalyptic number.

43306006120561 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

43306006120561 is a deficient number, since it is larger than the sum of its proper divisors (2255223787703).

43306006120561 is a wasteful number, since it uses less digits than its factorization.

43306006120561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28547136611.

The product of its (nonzero) digits is 77760, while the sum is 37.

Adding to 43306006120561 its reverse (16502160060334), we get a palindrome (59808166180895).

The spelling of 43306006120561 in words is "forty-three trillion, three hundred six billion, six million, one hundred twenty thousand, five hundred sixty-one".