555166401463 has 2 divisors, whose sum is σ = 555166401464. Its totient is φ = 555166401462.

The previous prime is 555166401451. The next prime is 555166401479. The reversal of 555166401463 is 364104661555.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555166401463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555166401763) 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, 277583200731 + 277583200732.

It is an arithmetic number, because the mean of its divisors is an integer number (277583200732).

Almost surely, 2^555166401463 is an apocalyptic number.

555166401463 is a deficient number, since it is larger than the sum of its proper divisors (1).

555166401463 is an equidigital number, since it uses as much as digits as its factorization.

555166401463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 555166401463 in words is "five hundred fifty-five billion, one hundred sixty-six million, four hundred one thousand, four hundred sixty-three".