64072602329213 has 2 divisors, whose sum is σ = 64072602329214. Its totient is φ = 64072602329212.

The previous prime is 64072602329033. The next prime is 64072602329221. The reversal of 64072602329213 is 31292320627046.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44386148017849 + 19686454311364 = 6662293^2 + 4436942^2 .

It is a cyclic number.

It is not a de Polignac number, because 64072602329213 - 2¹⁸ = 64072602067069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64072602929213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32036301164606 + 32036301164607.

It is an arithmetic number, because the mean of its divisors is an integer number (32036301164607).

Almost surely, 2^{64072602329213} is an apocalyptic number.

It is an amenable number.

64072602329213 is a deficient number, since it is larger than the sum of its proper divisors (1).

64072602329213 is an equidigital number, since it uses as much as digits as its factorization.

64072602329213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 64072602329213 in words is "sixty-four trillion, seventy-two billion, six hundred two million, three hundred twenty-nine thousand, two hundred thirteen".