6484079220 has 48 divisors (see below), whose sum is σ = 18577648320. Its totient is φ = 1688875776.

The previous prime is 6484079207. The next prime is 6484079227. The reversal of 6484079220 is 229704846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6484079227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1254025 + ... + 1259184.

It is an arithmetic number, because the mean of its divisors is an integer number (387034340).

Almost surely, 2^6484079220 is an apocalyptic number.

6484079220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6484079220 is an abundant number, since it is smaller than the sum of its proper divisors (12093569100).

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

6484079220 is a wasteful number, since it uses less digits than its factorization.

6484079220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513264 (or 2513262 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 6484079220 is about 80523.7804626683. The cubic root of 6484079220 is about 1864.7306278383.

The spelling of 6484079220 in words is "six billion, four hundred eighty-four million, seventy-nine thousand, two hundred twenty".