55025255505 has 16 divisors (see below), whose sum is σ = 96044082624. Its totient is φ = 26678911680.

The previous prime is 55025255503. The next prime is 55025255507. The reversal of 55025255505 is 50555252055.

It is an interprime number because it is at equal distance from previous prime (55025255503) and next prime (55025255507).

It is not a de Polignac number, because 55025255505 - 2¹ = 55025255503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55025255503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166743034 + ... + 166743363.

It is an arithmetic number, because the mean of its divisors is an integer number (6002755164).

Almost surely, 2^55025255505 is an apocalyptic number.

55025255505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55025255505 is a deficient number, since it is larger than the sum of its proper divisors (41018827119).

55025255505 is a wasteful number, since it uses less digits than its factorization.

55025255505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333486416.

The product of its (nonzero) digits is 312500, while the sum is 39.

The spelling of 55025255505 in words is "fifty-five billion, twenty-five million, two hundred fifty-five thousand, five hundred five".