16145846815168 has 112 divisors (see below), whose sum is σ = 36649745409024. Its totient is φ = 6913364935680.

The previous prime is 16145846815039. The next prime is 16145846815169. The reversal of 16145846815168 is 86151864854161.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16145846815169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4823974071 + ... + 4823977417.

Almost surely, 2^{16145846815168} is an apocalyptic number.

It is an amenable number.

16145846815168 is an abundant number, since it is smaller than the sum of its proper divisors (20503898593856).

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

16145846815168 is a wasteful number, since it uses less digits than its factorization.

16145846815168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9930 (or 9920 counting only the distinct ones).

The product of its digits is 44236800, while the sum is 64.

The spelling of 16145846815168 in words is "sixteen trillion, one hundred forty-five billion, eight hundred forty-six million, eight hundred fifteen thousand, one hundred sixty-eight".