1323688716 has 240 divisors, whose sum is σ = 4157970432. Its totient is φ = 359251200.

The previous prime is 1323688699. The next prime is 1323688739. The reversal of 1323688716 is 6178863231.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4710496 + ... + 4710776.

Almost surely, 2^1323688716 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 1323688716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2078985216).

1323688716 is an abundant number, since it is smaller than the sum of its proper divisors (2834281716).

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

1323688716 is a wasteful number, since it uses less digits than its factorization.

1323688716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 391 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 1323688716 is about 36382.5331168680. The cubic root of 1323688716 is about 1097.9821729615.

The spelling of 1323688716 in words is "one billion, three hundred twenty-three million, six hundred eighty-eight thousand, seven hundred sixteen".