8481835506555 has 24 divisors (see below), whose sum is σ = 14733329721552. Its totient is φ = 4513958985024.

The previous prime is 8481835506527. The next prime is 8481835506559. The reversal of 8481835506555 is 5556055381848.

It is a happy number.

8481835506555 is a `hidden beast` number, since 8 + 4 + 8 + 18 + 3 + 550 + 65 + 5 + 5 = 666.

It is not a de Polignac number, because 8481835506555 - 2¹⁰ = 8481835505531 is a prime.

It is a super-2 number, since 2×8481835506555² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8481835506492 and 8481835506501.

It is not an unprimeable number, because it can be changed into a prime (8481835506559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201783304 + ... + 201825333.

It is an arithmetic number, because the mean of its divisors is an integer number (613888738398).

Almost surely, 2^{8481835506555} is an apocalyptic number.

8481835506555 is a deficient number, since it is larger than the sum of its proper divisors (6251494214997).

8481835506555 is a wasteful number, since it uses less digits than its factorization.

8481835506555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403609115 (or 403609112 counting only the distinct ones).

The product of its (nonzero) digits is 115200000, while the sum is 63.

The spelling of 8481835506555 in words is "eight trillion, four hundred eighty-one billion, eight hundred thirty-five million, five hundred six thousand, five hundred fifty-five".