16545067561422 has 12 divisors (see below), whose sum is σ = 35847646383120. Its totient is φ = 5515022520468.

The previous prime is 16545067561387. The next prime is 16545067561433. The reversal of 16545067561422 is 22416576054561.

16545067561422 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 50 + 6 + 7 + 561 + 4 + 22 = 666.

It is a super-2 number, since 2×16545067561422² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 459585210022 + ... + 459585210057.

It is an arithmetic number, because the mean of its divisors is an integer number (2987303865260).

Almost surely, 2^{16545067561422} is an apocalyptic number.

16545067561422 is an abundant number, since it is smaller than the sum of its proper divisors (19302578821698).

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

16545067561422 is a wasteful number, since it uses less digits than its factorization.

16545067561422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919170420087 (or 919170420084 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 54.

The spelling of 16545067561422 in words is "sixteen trillion, five hundred forty-five billion, sixty-seven million, five hundred sixty-one thousand, four hundred twenty-two".