505555506005011 has 16 divisors (see below), whose sum is σ = 631556055986688. Its totient is φ = 393156175665600.

The previous prime is 505555506005009. The next prime is 505555506005029. The reversal of 505555506005011 is 110500605555505.

It is a cyclic number.

It is not a de Polignac number, because 505555506005011 - 2¹ = 505555506005009 is a prime.

It is a super-2 number, since 2×505555506005011² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505555506002011) 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, 6526458210 + ... + 6526535671.

It is an arithmetic number, because the mean of its divisors is an integer number (39472253499168).

Almost surely, 2^{505555506005011} is an apocalyptic number.

505555506005011 is a deficient number, since it is larger than the sum of its proper divisors (126000549981677).

505555506005011 is a wasteful number, since it uses less digits than its factorization.

505555506005011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13052994402.

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

The spelling of 505555506005011 in words is "five hundred five trillion, five hundred fifty-five billion, five hundred six million, five thousand, eleven".