6339056640 has 704 divisors, whose sum is σ = 25467955200. Its totient is φ = 1312948224.

The previous prime is 6339056627. The next prime is 6339056671. The reversal of 6339056640 is 466509336.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 6339056592 and 6339056601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 59243467 + ... + 59243573.

Almost surely, 2^6339056640 is an apocalyptic number.

6339056640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6339056640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12733977600).

6339056640 is an abundant number, since it is smaller than the sum of its proper divisors (19128898560).

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

6339056640 is a wasteful number, since it uses less digits than its factorization.

6339056640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 42.

The square root of 6339056640 is about 79618.1928958451. The cubic root of 6339056640 is about 1850.7235192896.

The spelling of 6339056640 in words is "six billion, three hundred thirty-nine million, fifty-six thousand, six hundred forty".