65319918014 has 16 divisors (see below), whose sum is σ = 109155301920. Its totient is φ = 29108079840.

The previous prime is 65319917987. The next prime is 65319918031. The reversal of 65319918014 is 41081991356.

It is a self number, because there is not a number n which added to its sum of digits gives 65319918014.

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, 43314842 + ... + 43316349.

It is an arithmetic number, because the mean of its divisors is an integer number (6822206370).

Almost surely, 2^65319918014 is an apocalyptic number.

65319918014 is a deficient number, since it is larger than the sum of its proper divisors (43835383906).

65319918014 is a wasteful number, since it uses less digits than its factorization.

65319918014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86631235.

The product of its (nonzero) digits is 233280, while the sum is 47.

The spelling of 65319918014 in words is "sixty-five billion, three hundred nineteen million, nine hundred eighteen thousand, fourteen".