55186270367 has 2 divisors, whose sum is σ = 55186270368. Its totient is φ = 55186270366.

The previous prime is 55186270361. The next prime is 55186270421. The reversal of 55186270367 is 76307268155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55186270367 - 2¹⁰ = 55186269343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55186270361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27593135183 + 27593135184.

It is an arithmetic number, because the mean of its divisors is an integer number (27593135184).

Almost surely, 2^55186270367 is an apocalyptic number.

55186270367 is a deficient number, since it is larger than the sum of its proper divisors (1).

55186270367 is an equidigital number, since it uses as much as digits as its factorization.

55186270367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 55186270367 in words is "fifty-five billion, one hundred eighty-six million, two hundred seventy thousand, three hundred sixty-seven".