65550000050005 has 8 divisors (see below), whose sum is σ = 78680683753632. Its totient is φ = 52426210910928.

The previous prime is 65550000049993. The next prime is 65550000050033. The reversal of 65550000050005 is 50005000005556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65550000050005 - 2⁵ = 65550000049973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1723620219 + ... + 1723658248.

It is an arithmetic number, because the mean of its divisors is an integer number (9835085469204).

Almost surely, 2^{65550000050005} is an apocalyptic number.

It is an amenable number.

65550000050005 is a deficient number, since it is larger than the sum of its proper divisors (13130683703627).

65550000050005 is a wasteful number, since it uses less digits than its factorization.

65550000050005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447282275.

The product of its (nonzero) digits is 18750, while the sum is 31.

The spelling of 65550000050005 in words is "sixty-five trillion, five hundred fifty billion, fifty thousand, five".