1380600216 has 96 divisors (see below), whose sum is σ = 3962649600. Its totient is φ = 433466880.

The previous prime is 1380600167. The next prime is 1380600227. The reversal of 1380600216 is 6120060831.

1380600216 is a `hidden beast` number, since 1 + 38 + 0 + 600 + 21 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1380600216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77545 + ... + 93671.

It is an arithmetic number, because the mean of its divisors is an integer number (41277600).

Almost surely, 2^1380600216 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 1380600216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1981324800).

1380600216 is an abundant number, since it is smaller than the sum of its proper divisors (2582049384).

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

1380600216 is a wasteful number, since it uses less digits than its factorization.

1380600216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16209 (or 16202 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1380600216 is about 37156.4289995688. The cubic root of 1380600216 is about 1113.4976692966.

The spelling of 1380600216 in words is "one billion, three hundred eighty million, six hundred thousand, two hundred sixteen".