6347442590220 has 96 divisors (see below), whose sum is σ = 18158619709440. Its totient is φ = 1656088295680.

The previous prime is 6347442590179. The next prime is 6347442590339. The reversal of 6347442590220 is 220952447436.

It is a super-2 number, since 2×6347442590220² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6347442590220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1638396 + ... + 3921635.

It is an arithmetic number, because the mean of its divisors is an integer number (189152288640).

Almost surely, 2^{6347442590220} is an apocalyptic number.

6347442590220 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6347442590220 is an abundant number, since it is smaller than the sum of its proper divisors (11811177119220).

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

6347442590220 is a wasteful number, since it uses less digits than its factorization.

6347442590220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560455 (or 5560453 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 48.

The spelling of 6347442590220 in words is "six trillion, three hundred forty-seven billion, four hundred forty-two million, five hundred ninety thousand, two hundred twenty".