65767831060 has 12 divisors (see below), whose sum is σ = 138112445268. Its totient is φ = 26307132416.

The previous prime is 65767831021. The next prime is 65767831093. The reversal of 65767831060 is 6013876756.

It can be written as a sum of positive squares in 2 ways, for example, as 38578459396 + 27189371664 = 196414^2 + 164892^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65767830995 and 65767831013.

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, 1644195757 + ... + 1644195796.

It is an arithmetic number, because the mean of its divisors is an integer number (11509370439).

Almost surely, 2^65767831060 is an apocalyptic number.

It is an amenable number.

65767831060 is an abundant number, since it is smaller than the sum of its proper divisors (72344614208).

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

65767831060 is a wasteful number, since it uses less digits than its factorization.

65767831060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3288391562 (or 3288391560 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 65767831060 in words is "sixty-five billion, seven hundred sixty-seven million, eight hundred thirty-one thousand, sixty".