19730700395941 has 2 divisors, whose sum is σ = 19730700395942. Its totient is φ = 19730700395940.

The previous prime is 19730700395929. The next prime is 19730700396007. The reversal of 19730700395941 is 14959300703791.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12597282040225 + 7133418355716 = 3549265^2 + 2670846^2 .

It is a cyclic number.

It is not a de Polignac number, because 19730700395941 - 2²¹ = 19730698298789 is a prime.

It is a super-2 number, since 2×19730700395941² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19730700392941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9865350197970 + 9865350197971.

It is an arithmetic number, because the mean of its divisors is an integer number (9865350197971).

Almost surely, 2^{19730700395941} is an apocalyptic number.

It is an amenable number.

19730700395941 is a deficient number, since it is larger than the sum of its proper divisors (1).

19730700395941 is an equidigital number, since it uses as much as digits as its factorization.

19730700395941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6429780, while the sum is 58.

The spelling of 19730700395941 in words is "nineteen trillion, seven hundred thirty billion, seven hundred million, three hundred ninety-five thousand, nine hundred forty-one".