64360206572752 has 120 divisors (see below), whose sum is σ = 128325030063048. Its totient is φ = 31269540556800.

The previous prime is 64360206572729. The next prime is 64360206572789. The reversal of 64360206572752 is 25727560206346.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8436492030096 + 55923714542656 = 2904564^2 + 7478216^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64360206572693 and 64360206572702.

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 in 23 ways as a sum of consecutive naturals, for example, 9519329052 + ... + 9519335812.

Almost surely, 2^{64360206572752} is an apocalyptic number.

It is an amenable number.

64360206572752 is a deficient number, since it is larger than the sum of its proper divisors (63964823490296).

64360206572752 is a wasteful number, since it uses less digits than its factorization.

64360206572752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8469 (or 8420 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 55.

The spelling of 64360206572752 in words is "sixty-four trillion, three hundred sixty billion, two hundred six million, five hundred seventy-two thousand, seven hundred fifty-two".