5555555554965 has 64 divisors (see below), whose sum is σ = 9882117611520. Its totient is φ = 2646635316480.

The previous prime is 5555555554961. The next prime is 5555555554993. The reversal of 5555555554965 is 5694555555555.

It is a happy number.

It is not a de Polignac number, because 5555555554965 - 2² = 5555555554961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5555555554965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555555554961) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 142273734 + ... + 142312776.

It is an arithmetic number, because the mean of its divisors is an integer number (154408087680).

Almost surely, 2^{5555555554965} is an apocalyptic number.

It is an amenable number.

5555555554965 is a deficient number, since it is larger than the sum of its proper divisors (4326562056555).

5555555554965 is a wasteful number, since it uses less digits than its factorization.

5555555554965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62634.

The product of its digits is 2109375000, while the sum is 69.

The spelling of 5555555554965 in words is "five trillion, five hundred fifty-five billion, five hundred fifty-five million, five hundred fifty-four thousand, nine hundred sixty-five".