65316661356 has 24 divisors (see below), whose sum is σ = 157321851904. Its totient is φ = 21069890640.

The previous prime is 65316661351. The next prime is 65316661373.

65316661356 is nontrivially palindromic in base 10.

65316661356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (65316661351) 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, 87790840 + ... + 87791583.

Almost surely, 2^65316661356 is an apocalyptic number.

It is an amenable number.

65316661356 is an abundant number, since it is smaller than the sum of its proper divisors (92005190548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65316661356 is a wasteful number, since it uses less digits than its factorization.

65316661356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175582461 (or 175582459 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 48.

The spelling of 65316661356 in words is "sixty-five billion, three hundred sixteen million, six hundred sixty-one thousand, three hundred fifty-six".