6609968358 has 32 divisors (see below), whose sum is σ = 15364581120. Its totient is φ = 1856552160.

The previous prime is 6609968329. The next prime is 6609968377. The reversal of 6609968358 is 8538699066.

It is a super-2 number, since 2×6609968358² = 87383363387522432328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1331253 + ... + 1336208.

It is an arithmetic number, because the mean of its divisors is an integer number (480143160).

Almost surely, 2^6609968358 is an apocalyptic number.

6609968358 is an abundant number, since it is smaller than the sum of its proper divisors (8754612762).

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

6609968358 is a wasteful number, since it uses less digits than its factorization.

6609968358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667532.

The product of its (nonzero) digits is 16796160, while the sum is 60.

The square root of 6609968358 is about 81301.7119007958. The cubic root of 6609968358 is about 1876.7213450300.

The spelling of 6609968358 in words is "six billion, six hundred nine million, nine hundred sixty-eight thousand, three hundred fifty-eight".