55615560050 has 12 divisors (see below), whose sum is σ = 103444941786. Its totient is φ = 22246224000.

The previous prime is 55615560047. The next prime is 55615560071. The reversal of 55615560050 is 5006551655.

It can be written as a sum of positive squares in 3 ways, for example, as 42630273841 + 12985286209 = 206471^2 + 113953^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55615559986 and 55615560013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 556155551 + ... + 556155650.

Almost surely, 2^55615560050 is an apocalyptic number.

55615560050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55615560050 is a deficient number, since it is larger than the sum of its proper divisors (47829381736).

55615560050 is a wasteful number, since it uses less digits than its factorization.

55615560050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112311213 (or 1112311208 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 55615560050 in words is "fifty-five billion, six hundred fifteen million, five hundred sixty thousand, fifty".