65541468856 has 32 divisors (see below), whose sum is σ = 123134904000. Its totient is φ = 32705554816.

The previous prime is 65541468847. The next prime is 65541468869. The reversal of 65541468856 is 65886414556.

65541468856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 65541468856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16730610 + ... + 16734526.

It is an arithmetic number, because the mean of its divisors is an integer number (3847965750).

Almost surely, 2^65541468856 is an apocalyptic number.

It is an amenable number.

65541468856 is a deficient number, since it is larger than the sum of its proper divisors (57593435144).

65541468856 is a wasteful number, since it uses less digits than its factorization.

65541468856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7551 (or 7547 counting only the distinct ones).

The product of its digits is 27648000, while the sum is 58.

The spelling of 65541468856 in words is "sixty-five billion, five hundred forty-one million, four hundred sixty-eight thousand, eight hundred fifty-six".