20710864482401 has 2 divisors, whose sum is σ = 20710864482402. Its totient is φ = 20710864482400.

The previous prime is 20710864482361. The next prime is 20710864482409. The reversal of 20710864482401 is 10428446801702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20549902240000 + 160962242401 = 4533200^2 + 401201^2 .

It is a cyclic number.

It is not a de Polignac number, because 20710864482401 - 2²⁶ = 20710797373537 is a prime.

It is not a weakly prime, because it can be changed into another prime (20710864482409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10355432241200 + 10355432241201.

It is an arithmetic number, because the mean of its divisors is an integer number (10355432241201).

Almost surely, 2^{20710864482401} is an apocalyptic number.

It is an amenable number.

20710864482401 is a deficient number, since it is larger than the sum of its proper divisors (1).

20710864482401 is an equidigital number, since it uses as much as digits as its factorization.

20710864482401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 688128, while the sum is 47.

The spelling of 20710864482401 in words is "twenty trillion, seven hundred ten billion, eight hundred sixty-four million, four hundred eighty-two thousand, four hundred one".