65555000005 has 16 divisors (see below), whose sum is σ = 87271992000. Its totient is φ = 46868287360.

The previous prime is 65554999967. The next prime is 65555000053. The reversal of 65555000005 is 50000055556.

It is not a de Polignac number, because 65555000005 - 2¹⁵ = 65554967237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10097680 + ... + 10104169.

It is an arithmetic number, because the mean of its divisors is an integer number (5454499500).

Almost surely, 2^65555000005 is an apocalyptic number.

It is an amenable number.

65555000005 is a deficient number, since it is larger than the sum of its proper divisors (21716991995).

65555000005 is a wasteful number, since it uses less digits than its factorization.

65555000005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20201924.

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

The spelling of 65555000005 in words is "sixty-five billion, five hundred fifty-five million, five", and thus it is an aban number.