55651560011 has 2 divisors, whose sum is σ = 55651560012. Its totient is φ = 55651560010.

The previous prime is 55651559993. The next prime is 55651560017. The reversal of 55651560011 is 11006515655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55651560011 - 2¹⁰ = 55651558987 is a prime.

It is a super-2 number, since 2×55651560011² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55651560017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27825780005 + 27825780006.

It is an arithmetic number, because the mean of its divisors is an integer number (27825780006).

Almost surely, 2^55651560011 is an apocalyptic number.

55651560011 is a deficient number, since it is larger than the sum of its proper divisors (1).

55651560011 is an equidigital number, since it uses as much as digits as its factorization.

55651560011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 55651560011 in words is "fifty-five billion, six hundred fifty-one million, five hundred sixty thousand, eleven".