55163223707 has 2 divisors, whose sum is σ = 55163223708. Its totient is φ = 55163223706.

The previous prime is 55163223679. The next prime is 55163223751. The reversal of 55163223707 is 70732236155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55163223707 - 2³⁰ = 54089481883 is a prime.

It is not a weakly prime, because it can be changed into another prime (55163223307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27581611853 + 27581611854.

It is an arithmetic number, because the mean of its divisors is an integer number (27581611854).

Almost surely, 2^55163223707 is an apocalyptic number.

55163223707 is a deficient number, since it is larger than the sum of its proper divisors (1).

55163223707 is an equidigital number, since it uses as much as digits as its factorization.

55163223707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 41.

It can be divided in two parts, 5516 and 3223707, that added together give a palindrome (3229223).

The spelling of 55163223707 in words is "fifty-five billion, one hundred sixty-three million, two hundred twenty-three thousand, seven hundred seven".