55610550011 has 2 divisors, whose sum is σ = 55610550012. Its totient is φ = 55610550010.

The previous prime is 55610549989. The next prime is 55610550013. The reversal of 55610550011 is 11005501655.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55610550011 - 2⁶ = 55610549947 is a prime.

Together with 55610550013, 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 (55610550013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805275005 + 27805275006.

It is an arithmetic number, because the mean of its divisors is an integer number (27805275006).

Almost surely, 2^55610550011 is an apocalyptic number.

55610550011 is a deficient number, since it is larger than the sum of its proper divisors (1).

55610550011 is an equidigital number, since it uses as much as digits as its factorization.

55610550011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 55610550011 in words is "fifty-five billion, six hundred ten million, five hundred fifty thousand, eleven".