1366730037420 has 384 divisors, whose sum is σ = 4468109506560. Its totient is φ = 308963450880.

The previous prime is 1366730037403. The next prime is 1366730037479. The reversal of 1366730037420 is 247300376631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 97013617 + ... + 97027703.

It is an arithmetic number, because the mean of its divisors is an integer number (11635701840).

Almost surely, 2^{1366730037420} is an apocalyptic number.

1366730037420 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 1366730037420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2234054753280).

1366730037420 is an abundant number, since it is smaller than the sum of its proper divisors (3101379469140).

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

1366730037420 is a wasteful number, since it uses less digits than its factorization.

1366730037420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14313 (or 14311 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 42.

The spelling of 1366730037420 in words is "one trillion, three hundred sixty-six billion, seven hundred thirty million, thirty-seven thousand, four hundred twenty".