65005610015 has 8 divisors (see below), whose sum is σ = 78255956688. Its totient is φ = 51838338240.

The previous prime is 65005609997. The next prime is 65005610029. The reversal of 65005610015 is 51001650056.

65005610015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65005610015 - 2⁶ = 65005609951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65005610015.

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, 20767001 + ... + 20770130.

It is an arithmetic number, because the mean of its divisors is an integer number (9781994586).

Almost surely, 2^65005610015 is an apocalyptic number.

65005610015 is a deficient number, since it is larger than the sum of its proper divisors (13250346673).

65005610015 is a wasteful number, since it uses less digits than its factorization.

65005610015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41537449.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 65005610015 in words is "sixty-five billion, five million, six hundred ten thousand, fifteen".