55716350057 has 2 divisors, whose sum is σ = 55716350058. Its totient is φ = 55716350056.

The previous prime is 55716350029. The next prime is 55716350059. The reversal of 55716350057 is 75005361755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54726052096 + 990297961 = 233936^2 + 31469^2 .

It is a cyclic number.

It is not a de Polignac number, because 55716350057 - 2⁶ = 55716349993 is a prime.

Together with 55716350059, 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 (55716350059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27858175028 + 27858175029.

It is an arithmetic number, because the mean of its divisors is an integer number (27858175029).

Almost surely, 2^55716350057 is an apocalyptic number.

It is an amenable number.

55716350057 is a deficient number, since it is larger than the sum of its proper divisors (1).

55716350057 is an equidigital number, since it uses as much as digits as its factorization.

55716350057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 551250, while the sum is 44.

The spelling of 55716350057 in words is "fifty-five billion, seven hundred sixteen million, three hundred fifty thousand, fifty-seven".