65320087011 has 8 divisors (see below), whose sum is σ = 89902915584. Its totient is φ = 42141991560.

The previous prime is 65320086989. The next prime is 65320087031. The reversal of 65320087011 is 11078002356.

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

It is not a de Polignac number, because 65320087011 - 2⁷ = 65320086883 is a prime.

It is a super-2 number, since 2×65320087011² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65320087031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351183171 + ... + 351183356.

It is an arithmetic number, because the mean of its divisors is an integer number (11237864448).

Almost surely, 2^65320087011 is an apocalyptic number.

65320087011 is a deficient number, since it is larger than the sum of its proper divisors (24582828573).

65320087011 is a wasteful number, since it uses less digits than its factorization.

65320087011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702366561.

The product of its (nonzero) digits is 10080, while the sum is 33.

Adding to 65320087011 its reverse (11078002356), we get a palindrome (76398089367).

The spelling of 65320087011 in words is "sixty-five billion, three hundred twenty million, eighty-seven thousand, eleven".