563641640252644 has 24 divisors (see below), whose sum is σ = 986770880172000. Its totient is φ = 281707122031104.

The previous prime is 563641640252633. The next prime is 563641640252681. The reversal of 563641640252644 is 446252046146365.

It is a super-2 number, since 2×563641640252644² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116782647 + ... + 121513249.

It is an arithmetic number, because the mean of its divisors is an integer number (41115453340500).

Almost surely, 2^{563641640252644} is an apocalyptic number.

It is an amenable number.

563641640252644 is a deficient number, since it is larger than the sum of its proper divisors (423129239919356).

563641640252644 is a wasteful number, since it uses less digits than its factorization.

563641640252644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742619 (or 4742617 counting only the distinct ones).

The product of its (nonzero) digits is 99532800, while the sum is 58.

The spelling of 563641640252644 in words is "five hundred sixty-three trillion, six hundred forty-one billion, six hundred forty million, two hundred fifty-two thousand, six hundred forty-four".