6244405587340 has 24 divisors (see below), whose sum is σ = 13169531793600. Its totient is φ = 2487042223488.

The previous prime is 6244405587337. The next prime is 6244405587347. The reversal of 6244405587340 is 437855044426.

It is a super-2 number, since 2×6244405587340² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6244405587347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669995940 + ... + 670005259.

It is an arithmetic number, because the mean of its divisors is an integer number (548730491400).

Almost surely, 2^{6244405587340} is an apocalyptic number.

It is an amenable number.

6244405587340 is an abundant number, since it is smaller than the sum of its proper divisors (6925126206260).

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

6244405587340 is a wasteful number, since it uses less digits than its factorization.

6244405587340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340001441 (or 1340001439 counting only the distinct ones).

The product of its (nonzero) digits is 12902400, while the sum is 52.

The spelling of 6244405587340 in words is "six trillion, two hundred forty-four billion, four hundred five million, five hundred eighty-seven thousand, three hundred forty".