6352585420440 has 128 divisors (see below), whose sum is σ = 23061486620160. Its totient is φ = 1366606608384.

The previous prime is 6352585420409. The next prime is 6352585420477. The reversal of 6352585420440 is 440245852536.

It is a self number, because there is not a number n which added to its sum of digits gives 6352585420440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222415182 + ... + 222443741.

It is an arithmetic number, because the mean of its divisors is an integer number (180167864220).

Almost surely, 2^{6352585420440} is an apocalyptic number.

6352585420440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6352585420440 is an abundant number, since it is smaller than the sum of its proper divisors (16708901199720).

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

6352585420440 is a wasteful number, since it uses less digits than its factorization.

6352585420440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444858961 (or 444858957 counting only the distinct ones).

The product of its (nonzero) digits is 4608000, while the sum is 48.

The spelling of 6352585420440 in words is "six trillion, three hundred fifty-two billion, five hundred eighty-five million, four hundred twenty thousand, four hundred forty".