65005732315 has 16 divisors (see below), whose sum is σ = 78222329856. Its totient is φ = 51861061600.

The previous prime is 65005732313. The next prime is 65005732349. The reversal of 65005732315 is 51323750056.

65005732315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65005732315 - 2¹ = 65005732313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65005732313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6250770 + ... + 6261160.

It is an arithmetic number, because the mean of its divisors is an integer number (4888895616).

Almost surely, 2^65005732315 is an apocalyptic number.

65005732315 is a deficient number, since it is larger than the sum of its proper divisors (13216597541).

65005732315 is a wasteful number, since it uses less digits than its factorization.

65005732315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13730.

The product of its (nonzero) digits is 94500, while the sum is 37.

The spelling of 65005732315 in words is "sixty-five billion, five million, seven hundred thirty-two thousand, three hundred fifteen".