654534013563 has 12 divisors (see below), whose sum is σ = 954111764320. Its totient is φ = 432352742256.

The previous prime is 654534013561. The next prime is 654534013577. The reversal of 654534013563 is 365310435456.

654534013563 is a `hidden beast` number, since 6 + 5 + 45 + 3 + 40 + 1 + 3 + 563 = 666.

It is not a de Polignac number, because 654534013563 - 2¹ = 654534013561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (654534013561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 333604531 + ... + 333606492.

Almost surely, 2^654534013563 is an apocalyptic number.

654534013563 is a deficient number, since it is larger than the sum of its proper divisors (299577750757).

654534013563 is a wasteful number, since it uses less digits than its factorization.

654534013563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667211138 (or 667211135 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

The spelling of 654534013563 in words is "six hundred fifty-four billion, five hundred thirty-four million, thirteen thousand, five hundred sixty-three".