65456903268 has 144 divisors (see below), whose sum is σ = 184723593600. Its totient is φ = 19447464960.

The previous prime is 65456903231. The next prime is 65456903293. The reversal of 65456903268 is 86230965456.

65456903268 is a `hidden beast` number, since 6 + 54 + 569 + 0 + 3 + 26 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 925548 + ... + 993756.

Almost surely, 2^65456903268 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 65456903268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92361796800).

65456903268 is an abundant number, since it is smaller than the sum of its proper divisors (119266690332).

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

65456903268 is a wasteful number, since it uses less digits than its factorization.

65456903268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68322 (or 68317 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 65456903268 in words is "sixty-five billion, four hundred fifty-six million, nine hundred three thousand, two hundred sixty-eight".