65121483233604 has 96 divisors (see below), whose sum is σ = 174238583500800. Its totient is φ = 18543872223360.

The previous prime is 65121483233581. The next prime is 65121483233663. The reversal of 65121483233604 is 40633238412156.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203319817 + ... + 203639855.

It is an arithmetic number, because the mean of its divisors is an integer number (1814985244800).

Almost surely, 2^{65121483233604} is an apocalyptic number.

It is an amenable number.

65121483233604 is an abundant number, since it is smaller than the sum of its proper divisors (109117100267196).

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

65121483233604 is a wasteful number, since it uses less digits than its factorization.

65121483233604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328153 (or 328151 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 65121483233604 in words is "sixty-five trillion, one hundred twenty-one billion, four hundred eighty-three million, two hundred thirty-three thousand, six hundred four".