55110000105551 has 2 divisors, whose sum is σ = 55110000105552. Its totient is φ = 55110000105550.

The previous prime is 55110000105509. The next prime is 55110000105569. The reversal of 55110000105551 is 15550100001155.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55110000105551 is a prime.

It is a super-2 number, since 2×55110000105551² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55110000105151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27555000052775 + 27555000052776.

It is an arithmetic number, because the mean of its divisors is an integer number (27555000052776).

Almost surely, 2^{55110000105551} is an apocalyptic number.

55110000105551 is a deficient number, since it is larger than the sum of its proper divisors (1).

55110000105551 is an equidigital number, since it uses as much as digits as its factorization.

55110000105551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3125, while the sum is 29.

The spelling of 55110000105551 in words is "fifty-five trillion, one hundred ten billion, one hundred five thousand, five hundred fifty-one".