55565104246061 has 4 divisors (see below), whose sum is σ = 55581121863900. Its totient is φ = 55549086628224.

The previous prime is 55565104246039. The next prime is 55565104246109. The reversal of 55565104246061 is 16064240156555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6649152174025 + 48915952072036 = 2578595^2 + 6993994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55565104246061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55565104276061) 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, 8008803716 + ... + 8008810653.

It is an arithmetic number, because the mean of its divisors is an integer number (13895280465975).

Almost surely, 2^{55565104246061} is an apocalyptic number.

It is an amenable number.

55565104246061 is a deficient number, since it is larger than the sum of its proper divisors (16017617839).

55565104246061 is a wasteful number, since it uses less digits than its factorization.

55565104246061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16017617838.

The product of its (nonzero) digits is 4320000, while the sum is 50.

The spelling of 55565104246061 in words is "fifty-five trillion, five hundred sixty-five billion, one hundred four million, two hundred forty-six thousand, sixty-one".