402719248400213 has 2 divisors, whose sum is σ = 402719248400214. Its totient is φ = 402719248400212.

The previous prime is 402719248400159. The next prime is 402719248400251. The reversal of 402719248400213 is 312004842917204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 395935895867044 + 6783352533169 = 19898138^2 + 2604487^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402719248400213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402719248402213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201359624200106 + 201359624200107.

It is an arithmetic number, because the mean of its divisors is an integer number (201359624200107).

Almost surely, 2^{402719248400213} is an apocalyptic number.

It is an amenable number.

402719248400213 is a deficient number, since it is larger than the sum of its proper divisors (1).

402719248400213 is an equidigital number, since it uses as much as digits as its factorization.

402719248400213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 402719248400213 in words is "four hundred two trillion, seven hundred nineteen billion, two hundred forty-eight million, four hundred thousand, two hundred thirteen".