55560011055550 has 24 divisors (see below), whose sum is σ = 103352642190576. Its totient is φ = 22221634179840.

The previous prime is 55560011055541. The next prime is 55560011055587. The reversal of 55560011055550 is 5555011006555.

It is a junction number, because it is equal to n+sod(n) for n = 55560011055497 and 55560011055506.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 58782522 + ... + 59720221.

It is an arithmetic number, because the mean of its divisors is an integer number (4306360091274).

Almost surely, 2^{55560011055550} is an apocalyptic number.

55560011055550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55560011055550 is a deficient number, since it is larger than the sum of its proper divisors (47792631135026).

55560011055550 is a wasteful number, since it uses less digits than its factorization.

55560011055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118512132 (or 118512127 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 55560011055550 in words is "fifty-five trillion, five hundred sixty billion, eleven million, fifty-five thousand, five hundred fifty".