6783444562340 has 24 divisors (see below), whose sum is σ = 14736448533240. Its totient is φ = 2619813072128.

The previous prime is 6783444562331. The next prime is 6783444562357. The reversal of 6783444562340 is 432654443876.

It can be written as a sum of positive squares in 4 ways, for example, as 18982226176 + 6764462336164 = 137776^2 + 2600858^2 .

It is a super-2 number, since 2×6783444562340² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5847796457 + ... + 5847797616.

It is an arithmetic number, because the mean of its divisors is an integer number (614018688885).

Almost surely, 2^{6783444562340} is an apocalyptic number.

It is an amenable number.

6783444562340 is an abundant number, since it is smaller than the sum of its proper divisors (7953003970900).

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

6783444562340 is a wasteful number, since it uses less digits than its factorization.

6783444562340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11695594111 (or 11695594109 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 56.

The spelling of 6783444562340 in words is "six trillion, seven hundred eighty-three billion, four hundred forty-four million, five hundred sixty-two thousand, three hundred forty".