16454710375473 has 4 divisors (see below), whose sum is σ = 21939613833968. Its totient is φ = 10969806916980.

The previous prime is 16454710375471. The next prime is 16454710375487. The reversal of 16454710375473 is 37457301745461.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16454710375473 - 2¹ = 16454710375471 is a prime.

It is a super-3 number, since 3×16454710375473³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16454710375471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2742451729243 + ... + 2742451729248.

It is an arithmetic number, because the mean of its divisors is an integer number (5484903458492).

Almost surely, 2^{16454710375473} is an apocalyptic number.

It is an amenable number.

16454710375473 is a deficient number, since it is larger than the sum of its proper divisors (5484903458495).

16454710375473 is an equidigital number, since it uses as much as digits as its factorization.

16454710375473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484903458494.

The product of its (nonzero) digits is 29635200, while the sum is 57.

The spelling of 16454710375473 in words is "sixteen trillion, four hundred fifty-four billion, seven hundred ten million, three hundred seventy-five thousand, four hundred seventy-three".