6472571108256 has 144 divisors (see below), whose sum is σ = 20135616621120. Its totient is φ = 1955921372160.

The previous prime is 6472571108251. The next prime is 6472571108281. The reversal of 6472571108256 is 6528011752746.

It is a happy number.

6472571108256 is a `hidden beast` number, since 6 + 4 + 7 + 2 + 571 + 10 + 8 + 2 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (6472571108251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1708245 + ... + 3982868.

It is an arithmetic number, because the mean of its divisors is an integer number (139830670980).

Almost surely, 2^{6472571108256} is an apocalyptic number.

6472571108256 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

6472571108256 is an abundant number, since it is smaller than the sum of its proper divisors (13663045512864).

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

6472571108256 is a wasteful number, since it uses less digits than its factorization.

6472571108256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5691499 (or 5691488 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 54.

The spelling of 6472571108256 in words is "six trillion, four hundred seventy-two billion, five hundred seventy-one million, one hundred eight thousand, two hundred fifty-six".