34556278663 has 2 divisors, whose sum is σ = 34556278664. Its totient is φ = 34556278662.

The previous prime is 34556278643. The next prime is 34556278699. The reversal of 34556278663 is 36687265543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34556278663 - 2²⁵ = 34522724231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34556278613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17278139331 + 17278139332.

It is an arithmetic number, because the mean of its divisors is an integer number (17278139332).

Almost surely, 2^34556278663 is an apocalyptic number.

34556278663 is a deficient number, since it is larger than the sum of its proper divisors (1).

34556278663 is an equidigital number, since it uses as much as digits as its factorization.

34556278663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21772800, while the sum is 55.

The spelling of 34556278663 in words is "thirty-four billion, five hundred fifty-six million, two hundred seventy-eight thousand, six hundred sixty-three".