65110621416 has 32 divisors (see below), whose sum is σ = 162816588000. Its totient is φ = 21698202560.

The previous prime is 65110621403. The next prime is 65110621439. The reversal of 65110621416 is 61412601156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233391 + ... + 429758.

It is an arithmetic number, because the mean of its divisors is an integer number (5088018375).

Almost surely, 2^65110621416 is an apocalyptic number.

It is an amenable number.

65110621416 is an abundant number, since it is smaller than the sum of its proper divisors (97705966584).

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

65110621416 is a wasteful number, since it uses less digits than its factorization.

65110621416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667249 (or 667245 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 65110621416 in words is "sixty-five billion, one hundred ten million, six hundred twenty-one thousand, four hundred sixteen".