16461120134540 has 12 divisors (see below), whose sum is σ = 34568352282576. Its totient is φ = 6584448053808.

The previous prime is 16461120134531. The next prime is 16461120134581. The reversal of 16461120134540 is 4543102116461.

It is a super-3 number, since 3×16461120134540³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16461120134494 and 16461120134503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411528003344 + ... + 411528003383.

It is an arithmetic number, because the mean of its divisors is an integer number (2880696023548).

Almost surely, 2^{16461120134540} is an apocalyptic number.

16461120134540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16461120134540 is an abundant number, since it is smaller than the sum of its proper divisors (18107232148036).

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

16461120134540 is a wasteful number, since it uses less digits than its factorization.

16461120134540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823056006736 (or 823056006734 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 16461120134540 in words is "sixteen trillion, four hundred sixty-one billion, one hundred twenty million, one hundred thirty-four thousand, five hundred forty".