55853553011 has 2 divisors, whose sum is σ = 55853553012. Its totient is φ = 55853553010.

The previous prime is 55853553001. The next prime is 55853553013. The reversal of 55853553011 is 11035535855.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55853553011 - 2²² = 55849358707 is a prime.

It is a super-2 number, since 2×55853553011² (a number of 22 digits) contains 22 as substring.

Together with 55853553013, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55853553011.

It is not a weakly prime, because it can be changed into another prime (55853553013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27926776505 + 27926776506.

It is an arithmetic number, because the mean of its divisors is an integer number (27926776506).

Almost surely, 2^55853553011 is an apocalyptic number.

55853553011 is a deficient number, since it is larger than the sum of its proper divisors (1).

55853553011 is an equidigital number, since it uses as much as digits as its factorization.

55853553011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225000, while the sum is 41.

The spelling of 55853553011 in words is "fifty-five billion, eight hundred fifty-three million, five hundred fifty-three thousand, eleven".