65573548616 has 16 divisors (see below), whose sum is σ = 123001435440. Its totient is φ = 32773165840.

The previous prime is 65573548603. The next prime is 65573548681. The reversal of 65573548616 is 61684537556.

65573548616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1680566 + ... + 1719141.

It is an arithmetic number, because the mean of its divisors is an integer number (7687589715).

Almost surely, 2^65573548616 is an apocalyptic number.

It is an amenable number.

65573548616 is a deficient number, since it is larger than the sum of its proper divisors (57427886824).

65573548616 is a wasteful number, since it uses less digits than its factorization.

65573548616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3402124 (or 3402120 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 56.

The spelling of 65573548616 in words is "sixty-five billion, five hundred seventy-three million, five hundred forty-eight thousand, six hundred sixteen".