6484797147 has 18 divisors (see below), whose sum is σ = 9129151668. Its totient is φ = 4093987608.

The previous prime is 6484797131. The next prime is 6484797157. The reversal of 6484797147 is 7417974846.

It is not a de Polignac number, because 6484797147 - 2⁴ = 6484797131 is a prime.

It is a Smith number, since the sum of its digits (57) 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 (57).

It is not an unprimeable number, because it can be changed into a prime (6484797157) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2648878 + ... + 2651324.

Almost surely, 2^6484797147 is an apocalyptic number.

6484797147 is a deficient number, since it is larger than the sum of its proper divisors (2644354521).

6484797147 is an frugal number, since it uses more digits than its factorization.

6484797147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4935 (or 2469 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 57.

The square root of 6484797147 is about 80528.2381962998. The cubic root of 6484797147 is about 1864.7994472247.

The spelling of 6484797147 in words is "six billion, four hundred eighty-four million, seven hundred ninety-seven thousand, one hundred forty-seven".