64000000000045 has 8 divisors (see below), whose sum is σ = 76800202840440. Its totient is φ = 51199864773120.

The previous prime is 64000000000039. The next prime is 64000000000061. The reversal of 64000000000045 is 54000000000046.

64000000000045 is digitally balanced in base 6, 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 16389696399561 + 47610303600484 = 4048419^2 + 6900022^2 .

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

It is not a de Polignac number, because 64000000000045 - 2⁷ = 63999999999917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63999999999941 and 64000000000031.

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 7 ways as a sum of consecutive naturals, for example, 14797080 + ... + 18626689.

It is an arithmetic number, because the mean of its divisors is an integer number (9600025355055).

Almost surely, 2^{64000000000045} is an apocalyptic number.

It is an amenable number.

64000000000045 is a deficient number, since it is larger than the sum of its proper divisors (12800202840395).

64000000000045 is a wasteful number, since it uses less digits than its factorization.

64000000000045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33806735.

The product of its (nonzero) digits is 480, while the sum is 19.

Subtracting from 64000000000045 its reverse (54000000000046), we obtain a palindrome (9999999999999).

The spelling of 64000000000045 in words is "sixty-four trillion, forty-five", and thus it is an aban number.