12644530606670 has 32 divisors (see below), whose sum is σ = 23755983559488. Its totient is φ = 4836632889088.

The previous prime is 12644530606637. The next prime is 12644530606703. The reversal of 12644530606670 is 7660603544621.

It is an interprime number because it is at equal distance from previous prime (12644530606637) and next prime (12644530606703).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6366119 + ... + 8112738.

It is an arithmetic number, because the mean of its divisors is an integer number (742374486234).

Almost surely, 2^{12644530606670} is an apocalyptic number.

12644530606670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12644530606670 is a deficient number, since it is larger than the sum of its proper divisors (11111452952818).

12644530606670 is a wasteful number, since it uses less digits than its factorization.

12644530606670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14482684.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 12644530606670 in words is "twelve trillion, six hundred forty-four billion, five hundred thirty million, six hundred six thousand, six hundred seventy".