65083820311 has 4 divisors (see below), whose sum is σ = 65085306624. Its totient is φ = 65082334000.

The previous prime is 65083820303. The next prime is 65083820363. The reversal of 65083820311 is 11302838056.

65083820311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65083820311 - 2³ = 65083820303 is a prime.

It is a super-2 number, since 2×65083820311² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65083821311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675415 + ... + 765736.

It is an arithmetic number, because the mean of its divisors is an integer number (16271326656).

Almost surely, 2^65083820311 is an apocalyptic number.

65083820311 is a deficient number, since it is larger than the sum of its proper divisors (1486313).

65083820311 is a wasteful number, since it uses less digits than its factorization.

65083820311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486312.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 65083820311 in words is "sixty-five billion, eighty-three million, eight hundred twenty thousand, three hundred eleven".