65028688561430 has 16 divisors (see below), whose sum is σ = 127692697539024. Its totient is φ = 23646795840480.

The previous prime is 65028688561423. The next prime is 65028688561531. The reversal of 65028688561430 is 3416588682056.

65028688561430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295584947897 + ... + 295584948116.

It is an arithmetic number, because the mean of its divisors is an integer number (7980793596189).

Almost surely, 2^{65028688561430} is an apocalyptic number.

65028688561430 is a deficient number, since it is larger than the sum of its proper divisors (62664008977594).

65028688561430 is a wasteful number, since it uses less digits than its factorization.

65028688561430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591169896031.

The product of its (nonzero) digits is 66355200, while the sum is 62.

The spelling of 65028688561430 in words is "sixty-five trillion, twenty-eight billion, six hundred eighty-eight million, five hundred sixty-one thousand, four hundred thirty".