55366079510213 has 2 divisors, whose sum is σ = 55366079510214. Its totient is φ = 55366079510212.

The previous prime is 55366079510197. The next prime is 55366079510239. The reversal of 55366079510213 is 31201597066355.

It is a happy number.

55366079510213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38244045167329 + 17122034342884 = 6184177^2 + 4137878^2 .

It is a cyclic number.

It is not a de Polignac number, because 55366079510213 - 2⁴ = 55366079510197 is a prime.

It is a super-3 number, since 3×55366079510213³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55366079510243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27683039755106 + 27683039755107.

It is an arithmetic number, because the mean of its divisors is an integer number (27683039755107).

Almost surely, 2^{55366079510213} is an apocalyptic number.

It is an amenable number.

55366079510213 is a deficient number, since it is larger than the sum of its proper divisors (1).

55366079510213 is an equidigital number, since it uses as much as digits as its factorization.

55366079510213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5103000, while the sum is 53.

The spelling of 55366079510213 in words is "fifty-five trillion, three hundred sixty-six billion, seventy-nine million, five hundred ten thousand, two hundred thirteen".