16434533543461 has 16 divisors (see below), whose sum is σ = 17934151592448. Its totient is φ = 14935844588400.

The previous prime is 16434533543453. The next prime is 16434533543501.

16434533543461 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 16434533543461 - 2³ = 16434533543453 is a prime.

It is a super-2 number, since 2×16434533543461² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16434533543399 and 16434533543408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16434533543161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 623191606 + ... + 623217976.

It is an arithmetic number, because the mean of its divisors is an integer number (1120884474528).

Almost surely, 2^{16434533543461} is an apocalyptic number.

16434533543461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16434533543461 is a deficient number, since it is larger than the sum of its proper divisors (1499618048987).

16434533543461 is a wasteful number, since it uses less digits than its factorization.

16434533543461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41832.

The product of its digits is 18662400, while the sum is 52.

The spelling of 16434533543461 in words is "sixteen trillion, four hundred thirty-four billion, five hundred thirty-three million, five hundred forty-three thousand, four hundred sixty-one".