8497755144 has 32 divisors (see below), whose sum is σ = 23604876000. Its totient is φ = 2832584976.

The previous prime is 8497755143. The next prime is 8497755151. The reversal of 8497755144 is 4415577948.

8497755144 is a `hidden beast` number, since 8 + 49 + 7 + 7 + 551 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (8497755143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19670514 + ... + 19670945.

It is an arithmetic number, because the mean of its divisors is an integer number (737652375).

Almost surely, 2^8497755144 is an apocalyptic number.

It is an amenable number.

8497755144 is an abundant number, since it is smaller than the sum of its proper divisors (15107120856).

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

8497755144 is a wasteful number, since it uses less digits than its factorization.

8497755144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39341474 (or 39341464 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 54.

The square root of 8497755144 is about 92183.2693280077. The cubic root of 8497755144 is about 2040.6478738079.

The spelling of 8497755144 in words is "eight billion, four hundred ninety-seven million, seven hundred fifty-five thousand, one hundred forty-four".