65116150511 has 4 divisors (see below), whose sum is σ = 65116681224. Its totient is φ = 65115619800.

The previous prime is 65116150499. The next prime is 65116150531. The reversal of 65116150511 is 11505161156.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 65116150511 - 2¹⁰ = 65116149487 is a prime.

It is a super-2 number, since 2×65116150511² (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 (65116150531) 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, 23501 + ... + 361641.

It is an arithmetic number, because the mean of its divisors is an integer number (16279170306).

Almost surely, 2^65116150511 is an apocalyptic number.

65116150511 is a deficient number, since it is larger than the sum of its proper divisors (530713).

65116150511 is a wasteful number, since it uses less digits than its factorization.

65116150511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530712.

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 65116150511 in words is "sixty-five billion, one hundred sixteen million, one hundred fifty thousand, five hundred eleven".