8481533535 has 24 divisors (see below), whose sum is σ = 14729583024. Its totient is φ = 4514789760.

The previous prime is 8481533531. The next prime is 8481533539. The reversal of 8481533535 is 5353351848.

8481533535 is a `hidden beast` number, since 8 + 4 + 81 + 5 + 33 + 535 = 666.

8481533535 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8481533531) and next prime (8481533539).

It is not a de Polignac number, because 8481533535 - 2² = 8481533531 is a prime.

It is a super-2 number, since 2×8481533535² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8481533531) 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, 157437 + ... + 204326.

It is an arithmetic number, because the mean of its divisors is an integer number (613732626).

Almost surely, 2^8481533535 is an apocalyptic number.

8481533535 is a deficient number, since it is larger than the sum of its proper divisors (6248049489).

8481533535 is a wasteful number, since it uses less digits than its factorization.

8481533535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362295 (or 362292 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The square root of 8481533535 is about 92095.2416523243. The cubic root of 8481533535 is about 2039.3485629029.

The spelling of 8481533535 in words is "eight billion, four hundred eighty-one million, five hundred thirty-three thousand, five hundred thirty-five".