55500000555005 has 16 divisors (see below), whose sum is σ = 67449495694080. Its totient is φ = 43833778043328.

The previous prime is 55500000555001. The next prime is 55500000555079. The reversal of 55500000555005 is 50055500000555.

It is a cyclic number.

It is not a de Polignac number, because 55500000555005 - 2² = 55500000555001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500000555001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2591927 + ... + 10849796.

It is an arithmetic number, because the mean of its divisors is an integer number (4215593480880).

Almost surely, 2^{55500000555005} is an apocalyptic number.

It is an amenable number.

55500000555005 is a deficient number, since it is larger than the sum of its proper divisors (11949495139075).

55500000555005 is a wasteful number, since it uses less digits than its factorization.

55500000555005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13452260.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 55500000555005 in words is "fifty-five trillion, five hundred billion, five hundred fifty-five thousand, five".