1366253024730 has 128 divisors (see below), whose sum is σ = 3634010956800. Its totient is φ = 325952816640.

The previous prime is 1366253024659. The next prime is 1366253024737. The reversal of 1366253024730 is 374203526631.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1366253024737) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23163937 + ... + 23222843.

It is an arithmetic number, because the mean of its divisors is an integer number (28390710600).

Almost surely, 2^{1366253024730} is an apocalyptic number.

1366253024730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1366253024730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1817005478400).

1366253024730 is an abundant number, since it is smaller than the sum of its proper divisors (2267757932070).

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

1366253024730 is a wasteful number, since it uses less digits than its factorization.

1366253024730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60044.

The product of its (nonzero) digits is 544320, while the sum is 42.

It can be divided in two parts, 136625 and 3024730, that added together give a triangular number (3161355 = T₂₅₁₄).

The spelling of 1366253024730 in words is "one trillion, three hundred sixty-six billion, two hundred fifty-three million, twenty-four thousand, seven hundred thirty".