55753277771 has 2 divisors, whose sum is σ = 55753277772. Its totient is φ = 55753277770.

The previous prime is 55753277759. The next prime is 55753277773. The reversal of 55753277771 is 17777235755.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55753277771 is a prime.

Together with 55753277773, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55753277773) 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, 27876638885 + 27876638886.

It is an arithmetic number, because the mean of its divisors is an integer number (27876638886).

Almost surely, 2^55753277771 is an apocalyptic number.

55753277771 is a deficient number, since it is larger than the sum of its proper divisors (1).

55753277771 is an equidigital number, since it uses as much as digits as its factorization.

55753277771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12605250, while the sum is 56.

The spelling of 55753277771 in words is "fifty-five billion, seven hundred fifty-three million, two hundred seventy-seven thousand, seven hundred seventy-one".