1368841320 has 768 divisors, whose sum is σ = 6146150400. Its totient is φ = 255467520.

The previous prime is 1368841319. The next prime is 1368841321. The reversal of 1368841320 is 231488631.

It is an interprime number because it is at equal distance from previous prime (1368841319) and next prime (1368841321).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1368841321) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 12113584 + ... + 12113696.

It is an arithmetic number, because the mean of its divisors is an integer number (8002800).

Almost surely, 2^1368841320 is an apocalyptic number.

1368841320 is a gapful number since it is divisible by the number (10) 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 1368841320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3073075200).

1368841320 is an abundant number, since it is smaller than the sum of its proper divisors (4777309080).

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

1368841320 is a wasteful number, since it uses less digits than its factorization.

1368841320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1368841320 is about 36997.8556135352. The cubic root of 1368841320 is about 1110.3273444095.

The spelling of 1368841320 in words is "one billion, three hundred sixty-eight million, eight hundred forty-one thousand, three hundred twenty".