20608471306607 has 8 divisors (see below), whose sum is σ = 20777166078240. Its totient is φ = 20440460895840.

The previous prime is 20608471306417. The next prime is 20608471306609. The reversal of 20608471306607 is 70660317480602.

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 20608471306607 - 2⁸ = 20608471306351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20608471306609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171029744 + ... + 171150197.

It is an arithmetic number, because the mean of its divisors is an integer number (2597145759780).

Almost surely, 2^{20608471306607} is an apocalyptic number.

20608471306607 is a deficient number, since it is larger than the sum of its proper divisors (168694771633).

20608471306607 is a wasteful number, since it uses less digits than its factorization.

20608471306607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342180433.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 20608471306607 in words is "twenty trillion, six hundred eight billion, four hundred seventy-one million, three hundred six thousand, six hundred seven".