20652300679 has 2 divisors, whose sum is σ = 20652300680. Its totient is φ = 20652300678.

The previous prime is 20652300677. The next prime is 20652300763. The reversal of 20652300679 is 97600325602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20652300679 - 2¹ = 20652300677 is a prime.

It is a super-2 number, since 2×20652300679² (a number of 21 digits) contains 22 as substring.

Together with 20652300677, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20652300677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10326150339 + 10326150340.

It is an arithmetic number, because the mean of its divisors is an integer number (10326150340).

Almost surely, 2^20652300679 is an apocalyptic number.

20652300679 is a deficient number, since it is larger than the sum of its proper divisors (1).

20652300679 is an equidigital number, since it uses as much as digits as its factorization.

20652300679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 20652300679 in words is "twenty billion, six hundred fifty-two million, three hundred thousand, six hundred seventy-nine".