1533745330800 has 120 divisors (see below), whose sum is σ = 5126710571904. Its totient is φ = 391216193280.

The previous prime is 1533745330717. The next prime is 1533745330837. The reversal of 1533745330800 is 80335473351.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27757642 + ... + 27812841.

Almost surely, 2^{1533745330800} is an apocalyptic number.

1533745330800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1533745330800 is an abundant number, since it is smaller than the sum of its proper divisors (3592965241104).

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

1533745330800 is a wasteful number, since it uses less digits than its factorization.

1533745330800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55570527 (or 55570516 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 1533745330800 in words is "one trillion, five hundred thirty-three billion, seven hundred forty-five million, three hundred thirty thousand, eight hundred".