20098512770593 has 2 divisors, whose sum is σ = 20098512770594. Its totient is φ = 20098512770592.

The previous prime is 20098512770579. The next prime is 20098512770603. The reversal of 20098512770593 is 39507721589002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15033168371169 + 5065344399424 = 3877263^2 + 2250632^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20098512770593 is a prime.

It is not a weakly prime, because it can be changed into another prime (20098512777593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10049256385296 + 10049256385297.

It is an arithmetic number, because the mean of its divisors is an integer number (10049256385297).

Almost surely, 2^{20098512770593} is an apocalyptic number.

It is an amenable number.

20098512770593 is a deficient number, since it is larger than the sum of its proper divisors (1).

20098512770593 is an equidigital number, since it uses as much as digits as its factorization.

20098512770593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9525600, while the sum is 58.

The spelling of 20098512770593 in words is "twenty trillion, ninety-eight billion, five hundred twelve million, seven hundred seventy thousand, five hundred ninety-three".