55506055605050 has 12 divisors (see below), whose sum is σ = 103241263425486. Its totient is φ = 22202422242000.

The previous prime is 55506055605041. The next prime is 55506055605067. The reversal of 55506055605050 is 5050655060555.

It can be written as a sum of positive squares in 3 ways, for example, as 24386382198049 + 31119673407001 = 4938257^2 + 5578501^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55506055604986 and 55506055605004.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555060556001 + ... + 555060556100.

Almost surely, 2^{55506055605050} is an apocalyptic number.

55506055605050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55506055605050 is a deficient number, since it is larger than the sum of its proper divisors (47735207820436).

55506055605050 is a wasteful number, since it uses less digits than its factorization.

55506055605050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110121112113 (or 1110121112108 counting only the distinct ones).

The product of its (nonzero) digits is 2812500, while the sum is 47.

The spelling of 55506055605050 in words is "fifty-five trillion, five hundred six billion, fifty-five million, six hundred five thousand, fifty".