16545122661463 has 8 divisors (see below), whose sum is σ = 18054575851536. Its totient is φ = 15036561326400.

The previous prime is 16545122661437. The next prime is 16545122661481. The reversal of 16545122661463 is 36416622154561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16545122661463 - 2²¹ = 16545120564311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16545122661463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545122661563) 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, 222924958 + ... + 222999163.

It is an arithmetic number, because the mean of its divisors is an integer number (2256821981442).

Almost surely, 2^{16545122661463} is an apocalyptic number.

16545122661463 is a deficient number, since it is larger than the sum of its proper divisors (1509453190073).

16545122661463 is a wasteful number, since it uses less digits than its factorization.

16545122661463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445927505.

The product of its digits is 6220800, while the sum is 52.

The spelling of 16545122661463 in words is "sixteen trillion, five hundred forty-five billion, one hundred twenty-two million, six hundred sixty-one thousand, four hundred sixty-three".