65125776575 has 24 divisors (see below), whose sum is σ = 83008343376. Its totient is φ = 50656160000.

The previous prime is 65125776559. The next prime is 65125776641. The reversal of 65125776575 is 57567752156.

It is not a de Polignac number, because 65125776575 - 2⁴ = 65125776559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65125776575.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 191900 + ... + 408750.

It is an arithmetic number, because the mean of its divisors is an integer number (3458680974).

Almost surely, 2^65125776575 is an apocalyptic number.

65125776575 is a deficient number, since it is larger than the sum of its proper divisors (17882566801).

65125776575 is a wasteful number, since it uses less digits than its factorization.

65125776575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217195 (or 217190 counting only the distinct ones).

The product of its digits is 15435000, while the sum is 56.

The spelling of 65125776575 in words is "sixty-five billion, one hundred twenty-five million, seven hundred seventy-six thousand, five hundred seventy-five".