55668288707 has 2 divisors, whose sum is σ = 55668288708. Its totient is φ = 55668288706.

The previous prime is 55668288673. The next prime is 55668288749. The reversal of 55668288707 is 70788286655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55668288707 - 2¹² = 55668284611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55668288707.

It is not a weakly prime, because it can be changed into another prime (55668288607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27834144353 + 27834144354.

It is an arithmetic number, because the mean of its divisors is an integer number (27834144354).

Almost surely, 2^55668288707 is an apocalyptic number.

55668288707 is a deficient number, since it is larger than the sum of its proper divisors (1).

55668288707 is an equidigital number, since it uses as much as digits as its factorization.

55668288707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45158400, while the sum is 62.

The spelling of 55668288707 in words is "fifty-five billion, six hundred sixty-eight million, two hundred eighty-eight thousand, seven hundred seven".