65226763472364 has 336 divisors, whose sum is σ = 185982332977728. Its totient is φ = 19887835889664.

The previous prime is 65226763472347. The next prime is 65226763472407. The reversal of 65226763472364 is 46327436762256.

It is a happy number.

65226763472364 is a `hidden beast` number, since 6 + 5 + 2 + 267 + 6 + 3 + 4 + 7 + 2 + 364 = 666.

It is a super-3 number, since 3×65226763472364³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 2996578609 + ... + 2996600375.

It is an arithmetic number, because the mean of its divisors is an integer number (553518848148).

Almost surely, 2^{65226763472364} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65226763472364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92991166488864).

65226763472364 is an abundant number, since it is smaller than the sum of its proper divisors (120755569505364).

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

65226763472364 is a wasteful number, since it uses less digits than its factorization.

65226763472364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22516 (or 22499 counting only the distinct ones).

The product of its digits is 365783040, while the sum is 63.

The spelling of 65226763472364 in words is "sixty-five trillion, two hundred twenty-six billion, seven hundred sixty-three million, four hundred seventy-two thousand, three hundred sixty-four".