6255480820 has 48 divisors (see below), whose sum is σ = 14171725008. Its totient is φ = 2310563840.

The previous prime is 6255480787. The next prime is 6255480851. The reversal of 6255480820 is 280845526.

It can be written as a sum of positive squares in 8 ways, for example, as 102333456 + 6153147364 = 10116^2 + 78442^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155551 + ... + 191590.

It is an arithmetic number, because the mean of its divisors is an integer number (295244271).

Almost surely, 2^6255480820 is an apocalyptic number.

It is an amenable number.

6255480820 is an abundant number, since it is smaller than the sum of its proper divisors (7916244188).

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

6255480820 is a wasteful number, since it uses less digits than its factorization.

6255480820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347220 (or 347218 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 6255480820 is about 79091.5976573997. The cubic root of 6255480820 is about 1842.5540323656.

The spelling of 6255480820 in words is "six billion, two hundred fifty-five million, four hundred eighty thousand, eight hundred twenty".