65125264305 has 16 divisors (see below), whose sum is σ = 104312609280. Its totient is φ = 34696078848.

The previous prime is 65125264289. The next prime is 65125264307. The reversal of 65125264305 is 50346252156.

It is not a de Polignac number, because 65125264305 - 2⁴ = 65125264289 is a prime.

It is a super-2 number, since 2×65125264305² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65125264307) 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 15 ways as a sum of consecutive naturals, for example, 2322817 + ... + 2350686.

It is an arithmetic number, because the mean of its divisors is an integer number (6519538080).

Almost surely, 2^65125264305 is an apocalyptic number.

It is an amenable number.

65125264305 is a deficient number, since it is larger than the sum of its proper divisors (39187344975).

65125264305 is a wasteful number, since it uses less digits than its factorization.

65125264305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674440.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 65125264305 in words is "sixty-five billion, one hundred twenty-five million, two hundred sixty-four thousand, three hundred five".