65183285661 has 16 divisors (see below), whose sum is σ = 93611601216. Its totient is φ = 40106324736.

The previous prime is 65183285647. The next prime is 65183285681. The reversal of 65183285661 is 16658238156.

It is a happy number.

65183285661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65183285661 - 2⁷ = 65183285533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65183285681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116226 + ... + 379308.

It is an arithmetic number, because the mean of its divisors is an integer number (5850725076).

Almost surely, 2^65183285661 is an apocalyptic number.

It is an amenable number.

65183285661 is a deficient number, since it is larger than the sum of its proper divisors (28428315555).

65183285661 is a wasteful number, since it uses less digits than its factorization.

65183285661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269452.

The product of its digits is 2073600, while the sum is 51.

The spelling of 65183285661 in words is "sixty-five billion, one hundred eighty-three million, two hundred eighty-five thousand, six hundred sixty-one".