6590039868 has 144 divisors (see below), whose sum is σ = 18024158880. Its totient is φ = 2022653952.

The previous prime is 6590039843. The next prime is 6590039899. The reversal of 6590039868 is 8689300956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7093228 + ... + 7094156.

It is an arithmetic number, because the mean of its divisors is an integer number (125167770).

Almost surely, 2^6590039868 is an apocalyptic number.

6590039868 is a gapful number since it is divisible by the number (68) 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 6590039868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9012079440).

6590039868 is an abundant number, since it is smaller than the sum of its proper divisors (11434119012).

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

6590039868 is a wasteful number, since it uses less digits than its factorization.

6590039868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196 (or 1191 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 6590039868 is about 81179.0605267146. The cubic root of 6590039868 is about 1874.8333949032.

The spelling of 6590039868 in words is "six billion, five hundred ninety million, thirty-nine thousand, eight hundred sixty-eight".