1366460928000 has 1456 divisors, whose sum is σ = 5854677269376. Its totient is φ = 311736729600.

The previous prime is 1366460927999. The next prime is 1366460928011. The reversal of 1366460928000 is 8290646631.

1366460928000 is a `hidden beast` number, since 1 + 36 + 6 + 4 + 609 + 2 + 8 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 2612735739 + ... + 2612736261.

Almost surely, 2^{1366460928000} is an apocalyptic number.

1366460928000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1366460928000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2927338634688).

1366460928000 is an abundant number, since it is smaller than the sum of its proper divisors (4488216341376).

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

1366460928000 is an frugal number, since it uses more digits than its factorization.

1366460928000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 1366460928000 in words is "one trillion, three hundred sixty-six billion, four hundred sixty million, nine hundred twenty-eight thousand".