20079528653 has 2 divisors, whose sum is σ = 20079528654. Its totient is φ = 20079528652.

The previous prime is 20079528649. The next prime is 20079528697. The reversal of 20079528653 is 35682597002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19966255204 + 113273449 = 141302^2 + 10643^2 .

It is a cyclic number.

It is not a de Polignac number, because 20079528653 - 2² = 20079528649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20079528598 and 20079528607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20079521653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10039764326 + 10039764327.

It is an arithmetic number, because the mean of its divisors is an integer number (10039764327).

Almost surely, 2^20079528653 is an apocalyptic number.

It is an amenable number.

20079528653 is a deficient number, since it is larger than the sum of its proper divisors (1).

20079528653 is an equidigital number, since it uses as much as digits as its factorization.

20079528653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 20079528653 in words is "twenty billion, seventy-nine million, five hundred twenty-eight thousand, six hundred fifty-three".