6610690371208 has 192 divisors, whose sum is σ = 16198652160000. Its totient is φ = 2499882053760.

The previous prime is 6610690371167. The next prime is 6610690371209. The reversal of 6610690371208 is 8021730960166.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (6610690371209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19933773 + ... + 20262691.

It is an arithmetic number, because the mean of its divisors is an integer number (84367980000).

Almost surely, 2^{6610690371208} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6610690371208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8099326080000).

6610690371208 is an abundant number, since it is smaller than the sum of its proper divisors (9587961788792).

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

6610690371208 is a wasteful number, since it uses less digits than its factorization.

6610690371208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329088 (or 329077 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 6610690371208 in words is "six trillion, six hundred ten billion, six hundred ninety million, three hundred seventy-one thousand, two hundred eight".