1368864412 has 24 divisors (see below), whose sum is σ = 2646707616. Its totient is φ = 616163328.

The previous prime is 1368864397. The next prime is 1368864421. The reversal of 1368864412 is 2144688631.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 436053 + ... + 439180.

It is an arithmetic number, because the mean of its divisors is an integer number (110279484).

Almost surely, 2^1368864412 is an apocalyptic number.

It is an amenable number.

1368864412 is a deficient number, since it is larger than the sum of its proper divisors (1277843204).

1368864412 is a wasteful number, since it uses less digits than its factorization.

1368864412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875277 (or 875275 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 1368864412 is about 36998.1676843597. The cubic root of 1368864412 is about 1110.3335880197. Note that the first 3 decimals are identical.

The spelling of 1368864412 in words is "one billion, three hundred sixty-eight million, eight hundred sixty-four thousand, four hundred twelve".