16545133153340 has 24 divisors (see below), whose sum is σ = 37903395951792. Its totient is φ = 6016412055680.

The previous prime is 16545133153333. The next prime is 16545133153343. The reversal of 16545133153340 is 4335133154561.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 16545133153291 and 16545133153300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545133153343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37602575129 + ... + 37602575568.

It is an arithmetic number, because the mean of its divisors is an integer number (1579308164658).

Almost surely, 2^{16545133153340} is an apocalyptic number.

16545133153340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16545133153340 is an abundant number, since it is smaller than the sum of its proper divisors (21358262798452).

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

16545133153340 is a wasteful number, since it uses less digits than its factorization.

16545133153340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75205150717 (or 75205150715 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 16545133153340 in words is "sixteen trillion, five hundred forty-five billion, one hundred thirty-three million, one hundred fifty-three thousand, three hundred forty".