55050505511 has 2 divisors, whose sum is σ = 55050505512. Its totient is φ = 55050505510.

The previous prime is 55050505507. The next prime is 55050505553. The reversal of 55050505511 is 11550505055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55050505511 - 2² = 55050505507 is a prime.

It is a super-2 number, since 2×55050505511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55050507511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27525252755 + 27525252756.

It is an arithmetic number, because the mean of its divisors is an integer number (27525252756).

Almost surely, 2^55050505511 is an apocalyptic number.

55050505511 is a deficient number, since it is larger than the sum of its proper divisors (1).

55050505511 is an equidigital number, since it uses as much as digits as its factorization.

55050505511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 55050505511 in words is "fifty-five billion, fifty million, five hundred five thousand, five hundred eleven".