1368317616 has 40 divisors (see below), whose sum is σ = 3594740160. Its totient is φ = 448374336.

The previous prime is 1368317603. The next prime is 1368317677. The reversal of 1368317616 is 6167138631.

1368317616 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238750 + ... + 244413.

It is an arithmetic number, because the mean of its divisors is an integer number (89868504).

Almost surely, 2^1368317616 is an apocalyptic number.

1368317616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1368317616 is an abundant number, since it is smaller than the sum of its proper divisors (2226422544).

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

1368317616 is a wasteful number, since it uses less digits than its factorization.

1368317616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483233 (or 483227 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 1368317616 is about 36990.7774451957. Note that the first 3 decimals coincide. The cubic root of 1368317616 is about 1110.1857265718.

The spelling of 1368317616 in words is "one billion, three hundred sixty-eight million, three hundred seventeen thousand, six hundred sixteen".