6143661330 has 128 divisors (see below), whose sum is σ = 15651532800. Its totient is φ = 1540281600.

The previous prime is 6143661323. The next prime is 6143661383. The reversal of 6143661330 is 331663416.

It is a junction number, because it is equal to n+sod(n) for n = 6143661291 and 6143661300.

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, 13868089 + ... + 13868531.

It is an arithmetic number, because the mean of its divisors is an integer number (122277600).

Almost surely, 2^6143661330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6143661330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7825766400).

6143661330 is an abundant number, since it is smaller than the sum of its proper divisors (9507871470).

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

6143661330 is a wasteful number, since it uses less digits than its factorization.

6143661330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 6143661330 is about 78381.5114041570. The cubic root of 6143661330 is about 1831.5091346569.

The spelling of 6143661330 in words is "six billion, one hundred forty-three million, six hundred sixty-one thousand, three hundred thirty".