6476423571220 has 12 divisors (see below), whose sum is σ = 13600489499604. Its totient is φ = 2590569428480.

The previous prime is 6476423571209. The next prime is 6476423571221. The reversal of 6476423571220 is 221753246746.

It can be written as a sum of positive squares in 2 ways, for example, as 4452285681936 + 2024137889284 = 2110044^2 + 1422722^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6476423571221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161910589261 + ... + 161910589300.

It is an arithmetic number, because the mean of its divisors is an integer number (1133374124967).

Almost surely, 2^{6476423571220} is an apocalyptic number.

It is an amenable number.

6476423571220 is an abundant number, since it is smaller than the sum of its proper divisors (7124065928384).

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

6476423571220 is a wasteful number, since it uses less digits than its factorization.

6476423571220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323821178570 (or 323821178568 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 6476423571220 in words is "six trillion, four hundred seventy-six billion, four hundred twenty-three million, five hundred seventy-one thousand, two hundred twenty".