55647988974701 has 2 divisors, whose sum is σ = 55647988974702. Its totient is φ = 55647988974700.

The previous prime is 55647988974623. The next prime is 55647988974727. The reversal of 55647988974701 is 10747988974655.

It is a happy number.

55647988974701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43232584372201 + 12415404602500 = 6575149^2 + 3523550^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55647988974701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55647988974761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27823994487350 + 27823994487351.

It is an arithmetic number, because the mean of its divisors is an integer number (27823994487351).

Almost surely, 2^{55647988974701} is an apocalyptic number.

It is an amenable number.

55647988974701 is a deficient number, since it is larger than the sum of its proper divisors (1).

55647988974701 is an equidigital number, since it uses as much as digits as its factorization.

55647988974701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4267468800, while the sum is 80.

The spelling of 55647988974701 in words is "fifty-five trillion, six hundred forty-seven billion, nine hundred eighty-eight million, nine hundred seventy-four thousand, seven hundred one".