3613970768945 has 8 divisors (see below), whose sum is σ = 4336865516736. Its totient is φ = 2891109552496.

The previous prime is 3613970768921. The next prime is 3613970768953. The reversal of 3613970768945 is 5498670793163.

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 3613970768945 - 2¹² = 3613970764849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8145107 + ... + 8577336.

It is an arithmetic number, because the mean of its divisors is an integer number (542108189592).

Almost surely, 2^{3613970768945} is an apocalyptic number.

It is an amenable number.

3613970768945 is a deficient number, since it is larger than the sum of its proper divisors (722894747791).

3613970768945 is a wasteful number, since it uses less digits than its factorization.

3613970768945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16765671.

The product of its (nonzero) digits is 205752960, while the sum is 68.

The spelling of 3613970768945 in words is "three trillion, six hundred thirteen billion, nine hundred seventy million, seven hundred sixty-eight thousand, nine hundred forty-five".