65257314485 has 8 divisors (see below), whose sum is σ = 85427757216. Its totient is φ = 47459865040.

The previous prime is 65257314461. The next prime is 65257314487. The reversal of 65257314485 is 58441375256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65257314485 - 2¹⁶ = 65257248949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65257314487) 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, 593248259 + ... + 593248368.

It is an arithmetic number, because the mean of its divisors is an integer number (10678469652).

Almost surely, 2^65257314485 is an apocalyptic number.

It is an amenable number.

65257314485 is a deficient number, since it is larger than the sum of its proper divisors (20170442731).

65257314485 is a wasteful number, since it uses less digits than its factorization.

65257314485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186496643.

The product of its digits is 4032000, while the sum is 50.

The spelling of 65257314485 in words is "sixty-five billion, two hundred fifty-seven million, three hundred fourteen thousand, four hundred eighty-five".