4405043435551 has 4 divisors (see below), whose sum is σ = 4805501929704. Its totient is φ = 4004584941400.

The previous prime is 4405043435549. The next prime is 4405043435609. The reversal of 4405043435551 is 1555343405044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4405043435551 - 2¹ = 4405043435549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4405043435498 and 4405043435507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405043435501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200229247060 + ... + 200229247081.

It is an arithmetic number, because the mean of its divisors is an integer number (1201375482426).

Almost surely, 2^{4405043435551} is an apocalyptic number.

4405043435551 is a deficient number, since it is larger than the sum of its proper divisors (400458494153).

4405043435551 is a wasteful number, since it uses less digits than its factorization.

4405043435551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400458494152.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 4405043435551 in words is "four trillion, four hundred five billion, forty-three million, four hundred thirty-five thousand, five hundred fifty-one".