65813714018 has 16 divisors (see below), whose sum is σ = 106318703736. Its totient is φ = 30374348160.

The previous prime is 65813714011. The next prime is 65813714069. The reversal of 65813714018 is 81041731856.

65813714018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 61230017809 + 4583696209 = 247447^2 + 67703^2 .

It is a super-3 number, since 3×65813714018³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65813714018.

It is not an unprimeable number, because it can be changed into a prime (65813714011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1170428 + ... + 1225368.

Almost surely, 2^65813714018 is an apocalyptic number.

65813714018 is a deficient number, since it is larger than the sum of its proper divisors (40504989718).

65813714018 is a wasteful number, since it uses less digits than its factorization.

65813714018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101029.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 65813714018 in words is "sixty-five billion, eight hundred thirteen million, seven hundred fourteen thousand, eighteen".