65083366365820 has 48 divisors (see below), whose sum is σ = 150987418444800. Its totient is φ = 23367100461120.

The previous prime is 65083366365811. The next prime is 65083366365947. The reversal of 65083366365820 is 2856366338056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1872346440 + ... + 1872381199.

It is an arithmetic number, because the mean of its divisors is an integer number (3145571217600).

Almost surely, 2^{65083366365820} is an apocalyptic number.

It is an amenable number.

65083366365820 is an abundant number, since it is smaller than the sum of its proper divisors (85904052078980).

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

65083366365820 is a wasteful number, since it uses less digits than its factorization.

65083366365820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3744727738 (or 3744727736 counting only the distinct ones).

The product of its (nonzero) digits is 111974400, while the sum is 61.

The spelling of 65083366365820 in words is "sixty-five trillion, eighty-three billion, three hundred sixty-six million, three hundred sixty-five thousand, eight hundred twenty".