43034612346561 has 16 divisors (see below), whose sum is σ = 62597470753728. Its totient is φ = 26080887000000.

The previous prime is 43034612346499. The next prime is 43034612346563. The reversal of 43034612346561 is 16564321643034.

It is not a de Polignac number, because 43034612346561 - 2¹⁵ = 43034612313793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43034612346561.

It is not an unprimeable number, because it can be changed into a prime (43034612346563) 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, 16149726 + ... + 18624791.

It is an arithmetic number, because the mean of its divisors is an integer number (3912341922108).

Almost surely, 2^{43034612346561} is an apocalyptic number.

It is an amenable number.

43034612346561 is a deficient number, since it is larger than the sum of its proper divisors (19562858407167).

43034612346561 is a wasteful number, since it uses less digits than its factorization.

43034612346561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34812032.

The product of its (nonzero) digits is 3732480, while the sum is 48.

Adding to 43034612346561 its reverse (16564321643034), we get a palindrome (59598933989595).

The spelling of 43034612346561 in words is "forty-three trillion, thirty-four billion, six hundred twelve million, three hundred forty-six thousand, five hundred sixty-one".