20676598593 has 16 divisors (see below), whose sum is σ = 32358744960. Its totient is φ = 11495869056.

The previous prime is 20676598577. The next prime is 20676598759. The reversal of 20676598593 is 39589567602.

It is not a de Polignac number, because 20676598593 - 2⁴ = 20676598577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20676598493) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 13304628 + ... + 13306181.

It is an arithmetic number, because the mean of its divisors is an integer number (2022421560).

Almost surely, 2^20676598593 is an apocalyptic number.

It is an amenable number.

20676598593 is a deficient number, since it is larger than the sum of its proper divisors (11682146367).

20676598593 is a wasteful number, since it uses less digits than its factorization.

20676598593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26610856.

The product of its (nonzero) digits is 24494400, while the sum is 60.

The spelling of 20676598593 in words is "twenty billion, six hundred seventy-six million, five hundred ninety-eight thousand, five hundred ninety-three".