654066200644 has 24 divisors (see below), whose sum is σ = 1208141836160. Its totient is φ = 308976620256.

The previous prime is 654066200617. The next prime is 654066200653. The reversal of 654066200644 is 446002660456.

It is a self number, because there is not a number n which added to its sum of digits gives 654066200644.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11697087 + ... + 11752870.

Almost surely, 2^654066200644 is an apocalyptic number.

It is an amenable number.

654066200644 is a deficient number, since it is larger than the sum of its proper divisors (554075635516).

654066200644 is a wasteful number, since it uses less digits than its factorization.

654066200644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23450347 (or 23450345 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 654066200644 in words is "six hundred fifty-four billion, sixty-six million, two hundred thousand, six hundred forty-four".