83444220416803 has 4 divisors (see below), whose sum is σ = 83444385891160. Its totient is φ = 83444054942448.

The previous prime is 83444220416779. The next prime is 83444220416831. The reversal of 83444220416803 is 30861402244438.

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 83444220416803 - 2⁴¹ = 81245197161251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83444220414803) 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, 81978450 + ... + 82990087.

It is an arithmetic number, because the mean of its divisors is an integer number (20861096472790).

Almost surely, 2^{83444220416803} is an apocalyptic number.

83444220416803 is a deficient number, since it is larger than the sum of its proper divisors (165474357).

83444220416803 is a wasteful number, since it uses less digits than its factorization.

83444220416803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165474356.

The product of its (nonzero) digits is 3538944, while the sum is 49.

The spelling of 83444220416803 in words is "eighty-three trillion, four hundred forty-four billion, two hundred twenty million, four hundred sixteen thousand, eight hundred three".