1366255005744 has 40 divisors (see below), whose sum is σ = 3565878626800. Its totient is φ = 450723299328.

The previous prime is 1366255005707. The next prime is 1366255005763. The reversal of 1366255005744 is 4475005526631.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1366255005693 and 1366255005702.

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, 146715169 + ... + 146724480.

It is an arithmetic number, because the mean of its divisors is an integer number (89146965670).

Almost surely, 2^{1366255005744} is an apocalyptic number.

It is an amenable number.

1366255005744 is an abundant number, since it is smaller than the sum of its proper divisors (2199623621056).

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

1366255005744 is a wasteful number, since it uses less digits than its factorization.

1366255005744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293439757 (or 293439751 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 1366255005744 in words is "one trillion, three hundred sixty-six billion, two hundred fifty-five million, five thousand, seven hundred forty-four".