65818345108 has 12 divisors (see below), whose sum is σ = 115825580640. Its totient is φ = 32725322072.

The previous prime is 65818345091. The next prime is 65818345183. The reversal of 65818345108 is 80154381856.

65818345108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45961816 + ... + 45963247.

It is an arithmetic number, because the mean of its divisors is an integer number (9652131720).

Almost surely, 2^65818345108 is an apocalyptic number.

It is an amenable number.

65818345108 is a deficient number, since it is larger than the sum of its proper divisors (50007235532).

65818345108 is a wasteful number, since it uses less digits than its factorization.

65818345108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91925246 (or 91925244 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 49.

The spelling of 65818345108 in words is "sixty-five billion, eight hundred eighteen million, three hundred forty-five thousand, one hundred eight".