94721313262813 has 2 divisors, whose sum is σ = 94721313262814. Its totient is φ = 94721313262812.

The previous prime is 94721313262777. The next prime is 94721313262837. The reversal of 94721313262813 is 31826231312749.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87995600076409 + 6725713186404 = 9380597^2 + 2593398^2 .

It is a cyclic number.

It is not a de Polignac number, because 94721313262813 - 2³⁷ = 94583874309341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94721313262613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47360656631406 + 47360656631407.

It is an arithmetic number, because the mean of its divisors is an integer number (47360656631407).

Almost surely, 2^{94721313262813} is an apocalyptic number.

It is an amenable number.

94721313262813 is a deficient number, since it is larger than the sum of its proper divisors (1).

94721313262813 is an equidigital number, since it uses as much as digits as its factorization.

94721313262813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 52.

The spelling of 94721313262813 in words is "ninety-four trillion, seven hundred twenty-one billion, three hundred thirteen million, two hundred sixty-two thousand, eight hundred thirteen".