9534664755 has 144 divisors (see below), whose sum is σ = 21371317344. Its totient is φ = 3887170560.

The previous prime is 9534664753. The next prime is 9534664781. The reversal of 9534664755 is 5574664359.

9534664755 is a `hidden beast` number, since 9 + 534 + 66 + 47 + 5 + 5 = 666.

It is not a de Polignac number, because 9534664755 - 2¹ = 9534664753 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9534664751) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1281807 + ... + 1289223.

It is an arithmetic number, because the mean of its divisors is an integer number (148411926).

Almost surely, 2^9534664755 is an apocalyptic number.

9534664755 is an abundant number, since it is smaller than the sum of its proper divisors (11836652589).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9534664755 is a wasteful number, since it uses less digits than its factorization.

9534664755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7506 (or 7496 counting only the distinct ones).

The product of its digits is 13608000, while the sum is 54.

The square root of 9534664755 is about 97645.6079657452. The cubic root of 9534664755 is about 2120.4846965651.

The spelling of 9534664755 in words is "nine billion, five hundred thirty-four million, six hundred sixty-four thousand, seven hundred fifty-five".