16554474713445 has 8 divisors (see below), whose sum is σ = 26487159541536. Its totient is φ = 8829053180496.

The previous prime is 16554474713431. The next prime is 16554474713459. The reversal of 16554474713445 is 54431747445561.

It is an interprime number because it is at equal distance from previous prime (16554474713431) and next prime (16554474713459).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16554474713445 - 2⁷ = 16554474713317 is a prime.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 551815823767 + ... + 551815823796.

It is an arithmetic number, because the mean of its divisors is an integer number (3310894942692).

Almost surely, 2^{16554474713445} is an apocalyptic number.

16554474713445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16554474713445 is a deficient number, since it is larger than the sum of its proper divisors (9932684828091).

16554474713445 is a wasteful number, since it uses less digits than its factorization.

16554474713445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103631647571.

The product of its digits is 112896000, while the sum is 60.

The spelling of 16554474713445 in words is "sixteen trillion, five hundred fifty-four billion, four hundred seventy-four million, seven hundred thirteen thousand, four hundred forty-five".