16145133154161 has 16 divisors (see below), whose sum is σ = 24719821098240. Its totient is φ = 9269932911120.

The previous prime is 16145133154151. The next prime is 16145133154223.

16145133154161 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16145133154161 - 2¹⁰ = 16145133153137 is a prime.

It is a super-2 number, since 2×16145133154161² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16145133154151) 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, 12874906195 + ... + 12874907448.

It is an arithmetic number, because the mean of its divisors is an integer number (1544988818640).

Almost surely, 2^{16145133154161} is an apocalyptic number.

16145133154161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16145133154161 is a deficient number, since it is larger than the sum of its proper divisors (8574687944079).

16145133154161 is a wasteful number, since it uses less digits than its factorization.

16145133154161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25749813676.

The product of its digits is 129600, while the sum is 42.

It can be divided in two parts, 1614513 and 3154161, that added together give a palindrome (4768674).

The spelling of 16145133154161 in words is "sixteen trillion, one hundred forty-five billion, one hundred thirty-three million, one hundred fifty-four thousand, one hundred sixty-one".