65204220624993 has 8 divisors (see below), whose sum is σ = 96598845370400. Its totient is φ = 43469480416644.

The previous prime is 65204220624971. The next prime is 65204220625003. The reversal of 65204220624993 is 39942602240256.

65204220624993 is a `hidden beast` number, since 6 + 5 + 2 + 0 + 4 + 2 + 2 + 0 + 624 + 9 + 9 + 3 = 666.

It is not a de Polignac number, because 65204220624993 - 2²¹ = 65204218527841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65204220624923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1207485567103 + ... + 1207485567156.

It is an arithmetic number, because the mean of its divisors is an integer number (12074855671300).

Almost surely, 2^{65204220624993} is an apocalyptic number.

It is an amenable number.

65204220624993 is a deficient number, since it is larger than the sum of its proper divisors (31394624745407).

65204220624993 is a wasteful number, since it uses less digits than its factorization.

65204220624993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414971134268 (or 2414971134262 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 65204220624993 in words is "sixty-five trillion, two hundred four billion, two hundred twenty million, six hundred twenty-four thousand, nine hundred ninety-three".