55100556013 has 2 divisors, whose sum is σ = 55100556014. Its totient is φ = 55100556012.

The previous prime is 55100555989. The next prime is 55100556059. The reversal of 55100556013 is 31065500155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44218519524 + 10882036489 = 210282^2 + 104317^2 .

It is a cyclic number.

It is not a de Polignac number, because 55100556013 - 2¹⁷ = 55100424941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55100556913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27550278006 + 27550278007.

It is an arithmetic number, because the mean of its divisors is an integer number (27550278007).

Almost surely, 2^55100556013 is an apocalyptic number.

It is an amenable number.

55100556013 is a deficient number, since it is larger than the sum of its proper divisors (1).

55100556013 is an equidigital number, since it uses as much as digits as its factorization.

55100556013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11250, while the sum is 31.

The spelling of 55100556013 in words is "fifty-five billion, one hundred million, five hundred fifty-six thousand, thirteen".