1368629650 has 24 divisors (see below), whose sum is σ = 2546645040. Its totient is φ = 547238160.

The previous prime is 1368629627. The next prime is 1368629687. The reversal of 1368629650 is 569268631.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1368629650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209737 + ... + 216163.

It is an arithmetic number, because the mean of its divisors is an integer number (106110210).

Almost surely, 2^1368629650 is an apocalyptic number.

1368629650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1368629650 is a deficient number, since it is larger than the sum of its proper divisors (1178015390).

1368629650 is a wasteful number, since it uses less digits than its factorization.

1368629650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10698 (or 10693 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 1368629650 is about 36994.9949317472. The cubic root of 1368629650 is about 1110.2701098465.

The spelling of 1368629650 in words is "one billion, three hundred sixty-eight million, six hundred twenty-nine thousand, six hundred fifty".