1366457545456 has 40 divisors (see below), whose sum is σ = 2712281340384. Its totient is φ = 666516387840.

The previous prime is 1366457545423. The next prime is 1366457545457. The reversal of 1366457545456 is 6545457546631.

It is a junction number, because it is equal to n+sod(n) for n = 1366457545394 and 1366457545403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366457545457) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10019581 + ... + 10155043.

Almost surely, 2^{1366457545456} is an apocalyptic number.

1366457545456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1366457545456 is a deficient number, since it is larger than the sum of its proper divisors (1345823794928).

1366457545456 is a wasteful number, since it uses less digits than its factorization.

1366457545456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150889 (or 150883 counting only the distinct ones).

The product of its digits is 181440000, while the sum is 61.

The spelling of 1366457545456 in words is "one trillion, three hundred sixty-six billion, four hundred fifty-seven million, five hundred forty-five thousand, four hundred fifty-six".