4897561688812 has 12 divisors (see below), whose sum is σ = 9230020105936. Its totient is φ = 2260413087120.

The previous prime is 4897561688807. The next prime is 4897561688821. The reversal of 4897561688812 is 2188861657984.

It is a super-2 number, since 2×4897561688812² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 47091939264 + ... + 47091939367.

Almost surely, 2^{4897561688812} is an apocalyptic number.

It is an amenable number.

4897561688812 is a deficient number, since it is larger than the sum of its proper divisors (4332458417124).

4897561688812 is a wasteful number, since it uses less digits than its factorization.

4897561688812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94183878648 (or 94183878646 counting only the distinct ones).

The product of its digits is 371589120, while the sum is 73.

The spelling of 4897561688812 in words is "four trillion, eight hundred ninety-seven billion, five hundred sixty-one million, six hundred eighty-eight thousand, eight hundred twelve".