16554474713457 has 32 divisors (see below), whose sum is σ = 24652412928000. Its totient is φ = 10979065245456.

The previous prime is 16554474713431. The next prime is 16554474713459. The reversal of 16554474713457 is 75431747445561.

16554474713457 is a `hidden beast` number, since 1 + 6 + 5 + 5 + 44 + 74 + 71 + 3 + 457 = 666.

It is not a de Polignac number, because 16554474713457 - 2¹⁴ = 16554474697073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16554474713394 and 16554474713403.

It is not an unprimeable number, because it can be changed into a prime (16554474713459) 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 31 ways as a sum of consecutive naturals, for example, 33080368 + ... + 33577070.

It is an arithmetic number, because the mean of its divisors is an integer number (770387904000).

Almost surely, 2^{16554474713457} is an apocalyptic number.

It is an amenable number.

16554474713457 is a deficient number, since it is larger than the sum of its proper divisors (8097938214543).

16554474713457 is a wasteful number, since it uses less digits than its factorization.

16554474713457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503114 (or 503108 counting only the distinct ones).

The product of its digits is 197568000, while the sum is 63.

The spelling of 16554474713457 in words is "sixteen trillion, five hundred fifty-four billion, four hundred seventy-four million, seven hundred thirteen thousand, four hundred fifty-seven".