4550423708865 has 16 divisors (see below), whose sum is σ = 7280930025216. Its totient is φ = 2426808614400.

The previous prime is 4550423708861. The next prime is 4550423708881. The reversal of 4550423708865 is 5688073240554.

It is not a de Polignac number, because 4550423708865 - 2² = 4550423708861 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4550423708861) 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, 4803001 + ... + 5671830.

It is an arithmetic number, because the mean of its divisors is an integer number (455058126576).

Almost surely, 2^{4550423708865} is an apocalyptic number.

It is an amenable number.

4550423708865 is a deficient number, since it is larger than the sum of its proper divisors (2730506316351).

4550423708865 is a wasteful number, since it uses less digits than its factorization.

4550423708865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10503800.

The product of its (nonzero) digits is 32256000, while the sum is 57.

The spelling of 4550423708865 in words is "four trillion, five hundred fifty billion, four hundred twenty-three million, seven hundred eight thousand, eight hundred sixty-five".