65402063068 has 6 divisors (see below), whose sum is σ = 114453610376. Its totient is φ = 32701031532.

The previous prime is 65402063059. The next prime is 65402063071. The reversal of 65402063068 is 86036020456.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 65402063068.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8175257880 + ... + 8175257887.

Almost surely, 2^65402063068 is an apocalyptic number.

It is an amenable number.

65402063068 is a deficient number, since it is larger than the sum of its proper divisors (49051547308).

65402063068 is a wasteful number, since it uses less digits than its factorization.

65402063068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16350515771 (or 16350515769 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 65402063068 in words is "sixty-five billion, four hundred two million, sixty-three thousand, sixty-eight".