20073599435741 has 2 divisors, whose sum is σ = 20073599435742. Its totient is φ = 20073599435740.

The previous prime is 20073599435621. The next prime is 20073599435761. The reversal of 20073599435741 is 14753499537002.

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., 13762274740516 + 6311324695225 = 3709754^2 + 2512235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20073599435741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20073599435761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10036799717870 + 10036799717871.

It is an arithmetic number, because the mean of its divisors is an integer number (10036799717871).

Almost surely, 2^{20073599435741} is an apocalyptic number.

It is an amenable number.

20073599435741 is a deficient number, since it is larger than the sum of its proper divisors (1).

20073599435741 is an equidigital number, since it uses as much as digits as its factorization.

20073599435741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28576800, while the sum is 59.

The spelling of 20073599435741 in words is "twenty trillion, seventy-three billion, five hundred ninety-nine million, four hundred thirty-five thousand, seven hundred forty-one".