20560240036173 has 8 divisors (see below), whose sum is σ = 27669855750048. Its totient is φ = 13578725506544.

The previous prime is 20560240036153. The next prime is 20560240036181. The reversal of 20560240036173 is 37163004206502.

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 20560240036173 - 2⁹ = 20560240035661 is a prime.

It is a super-2 number, since 2×20560240036173² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20560240036153) 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, 32025295686 + ... + 32025296327.

It is an arithmetic number, because the mean of its divisors is an integer number (3458731968756).

Almost surely, 2^{20560240036173} is an apocalyptic number.

It is an amenable number.

20560240036173 is a deficient number, since it is larger than the sum of its proper divisors (7109615713875).

20560240036173 is a wasteful number, since it uses less digits than its factorization.

20560240036173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64050592123.

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 20560240036173 in words is "twenty trillion, five hundred sixty billion, two hundred forty million, thirty-six thousand, one hundred seventy-three".