65894718353 has 8 divisors (see below), whose sum is σ = 66930679872. Its totient is φ = 64860299856.

The previous prime is 65894718299. The next prime is 65894718377. The reversal of 65894718353 is 35381749856.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 65894718353 - 2⁶ = 65894718289 is a prime.

It is a super-2 number, since 2×65894718353² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65894718292 and 65894718301.

It is not an unprimeable number, because it can be changed into a prime (65894711353) 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, 299525 + ... + 470642.

It is an arithmetic number, because the mean of its divisors is an integer number (8366334984).

Almost surely, 2^65894718353 is an apocalyptic number.

It is an amenable number.

65894718353 is a deficient number, since it is larger than the sum of its proper divisors (1035961519).

65894718353 is a wasteful number, since it uses less digits than its factorization.

65894718353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771511.

The product of its digits is 21772800, while the sum is 59.

The spelling of 65894718353 in words is "sixty-five billion, eight hundred ninety-four million, seven hundred eighteen thousand, three hundred fifty-three".