16546453043451 has 16 divisors (see below), whose sum is σ = 22079624534688. Its totient is φ = 11022125875200.

The previous prime is 16546453043413. The next prime is 16546453043453. The reversal of 16546453043451 is 15434035464561.

It is not a de Polignac number, because 16546453043451 - 2⁹ = 16546453042939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16546453043394 and 16546453043403.

It is not an unprimeable number, because it can be changed into a prime (16546453043453) 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, 103025131 + ... + 103185611.

It is an arithmetic number, because the mean of its divisors is an integer number (1379976533418).

Almost surely, 2^{16546453043451} is an apocalyptic number.

16546453043451 is a deficient number, since it is larger than the sum of its proper divisors (5533171491237).

16546453043451 is a wasteful number, since it uses less digits than its factorization.

16546453043451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187822.

The product of its (nonzero) digits is 10368000, while the sum is 51.

The spelling of 16546453043451 in words is "sixteen trillion, five hundred forty-six billion, four hundred fifty-three million, forty-three thousand, four hundred fifty-one".