16545198241 has 16 divisors (see below), whose sum is σ = 19441876608. Its totient is φ = 13881110400.

The previous prime is 16545198239. The next prime is 16545198253. The reversal of 16545198241 is 14289154561.

16545198241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 16545198241 - 2¹ = 16545198239 is a prime.

It is a super-3 number, since 3×16545198241³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16545198191 and 16545198200.

It is not an unprimeable number, because it can be changed into a prime (16545198211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 884061 + ... + 902581.

It is an arithmetic number, because the mean of its divisors is an integer number (1215117288).

Almost surely, 2^16545198241 is an apocalyptic number.

16545198241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16545198241 is a deficient number, since it is larger than the sum of its proper divisors (2896678367).

16545198241 is a wasteful number, since it uses less digits than its factorization.

16545198241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24792.

The product of its digits is 345600, while the sum is 46.

The spelling of 16545198241 in words is "sixteen billion, five hundred forty-five million, one hundred ninety-eight thousand, two hundred forty-one".