65340216255 has 32 divisors (see below), whose sum is σ = 105941928960. Its totient is φ = 34382874240.

The previous prime is 65340216233. The next prime is 65340216299. The reversal of 65340216255 is 55261204356.

It is not a de Polignac number, because 65340216255 - 2⁵ = 65340216223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1738765 + ... + 1775945.

It is an arithmetic number, because the mean of its divisors is an integer number (3310685280).

Almost surely, 2^65340216255 is an apocalyptic number.

65340216255 is a deficient number, since it is larger than the sum of its proper divisors (40601712705).

65340216255 is a wasteful number, since it uses less digits than its factorization.

65340216255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38751.

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

The spelling of 65340216255 in words is "sixty-five billion, three hundred forty million, two hundred sixteen thousand, two hundred fifty-five".