654452998688 has 12 divisors (see below), whose sum is σ = 1288454341230. Its totient is φ = 327226499328.

The previous prime is 654452998687. The next prime is 654452998691. The reversal of 654452998688 is 886899254456.

It can be written as a sum of positive squares in only one way, i.e., 632260341904 + 22192656784 = 795148^2 + 148972^2 .

It is not an unprimeable number, because it can be changed into a prime (654452998687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10225828073 + ... + 10225828136.

Almost surely, 2^654452998688 is an apocalyptic number.

It is an amenable number.

654452998688 is a deficient number, since it is larger than the sum of its proper divisors (634001342542).

654452998688 is a wasteful number, since it uses less digits than its factorization.

654452998688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20451656219 (or 20451656211 counting only the distinct ones).

The product of its digits is 1194393600, while the sum is 74.

The spelling of 654452998688 in words is "six hundred fifty-four billion, four hundred fifty-two million, nine hundred ninety-eight thousand, six hundred eighty-eight".