6366325220 has 12 divisors (see below), whose sum is σ = 13369283004. Its totient is φ = 2546530080.

The previous prime is 6366325211. The next prime is 6366325237. The reversal of 6366325220 is 225236636.

It can be written as a sum of positive squares in 2 ways, for example, as 3210582244 + 3155742976 = 56662^2 + 56176^2 .

It is a super-3 number, since 3×6366325220³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159158111 + ... + 159158150.

It is an arithmetic number, because the mean of its divisors is an integer number (1114106917).

Almost surely, 2^6366325220 is an apocalyptic number.

It is an amenable number.

6366325220 is an abundant number, since it is smaller than the sum of its proper divisors (7002957784).

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

6366325220 is a wasteful number, since it uses less digits than its factorization.

6366325220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318316270 (or 318316268 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 6366325220 is about 79789.2550410141. The cubic root of 6366325220 is about 1853.3734620155.

The spelling of 6366325220 in words is "six billion, three hundred sixty-six million, three hundred twenty-five thousand, two hundred twenty".