65225546645 has 48 divisors (see below), whose sum is σ = 91525547520. Its totient is φ = 44493007104.

The previous prime is 65225546627. The next prime is 65225546653. The reversal of 65225546645 is 54664552256.

It is not a de Polignac number, because 65225546645 - 2¹² = 65225542549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65225546593 and 65225546602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49151972 + ... + 49153298.

It is an arithmetic number, because the mean of its divisors is an integer number (1906782240).

Almost surely, 2^65225546645 is an apocalyptic number.

It is an amenable number.

65225546645 is a deficient number, since it is larger than the sum of its proper divisors (26300000875).

65225546645 is a wasteful number, since it uses less digits than its factorization.

65225546645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242 (or 2235 counting only the distinct ones).

The product of its digits is 8640000, while the sum is 50.

The spelling of 65225546645 in words is "sixty-five billion, two hundred twenty-five million, five hundred forty-six thousand, six hundred forty-five".