43551063345 has 16 divisors (see below), whose sum is σ = 72084519360. Its totient is φ = 22426294464.

The previous prime is 43551063319. The next prime is 43551063373. The reversal of 43551063345 is 54336015534.

43551063345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43551063345 - 2¹⁵ = 43551030577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50058259 + ... + 50059128.

It is an arithmetic number, because the mean of its divisors is an integer number (4505282460).

Almost surely, 2^43551063345 is an apocalyptic number.

It is an amenable number.

43551063345 is a deficient number, since it is larger than the sum of its proper divisors (28533456015).

43551063345 is a wasteful number, since it uses less digits than its factorization.

43551063345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100117424.

The product of its (nonzero) digits is 324000, while the sum is 39.

Adding to 43551063345 its reverse (54336015534), we get a palindrome (97887078879).

The spelling of 43551063345 in words is "forty-three billion, five hundred fifty-one million, sixty-three thousand, three hundred forty-five".