73660061006281 has 2 divisors, whose sum is σ = 73660061006282. Its totient is φ = 73660061006280.

The previous prime is 73660061006197. The next prime is 73660061006297. The reversal of 73660061006281 is 18260016006637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59899225612681 + 13760835393600 = 7739459^2 + 3709560^2 .

It is a cyclic number.

It is not a de Polignac number, because 73660061006281 - 2⁷ = 73660061006153 is a prime.

It is a super-2 number, since 2×73660061006281² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73660061001281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36830030503140 + 36830030503141.

It is an arithmetic number, because the mean of its divisors is an integer number (36830030503141).

Almost surely, 2^{73660061006281} is an apocalyptic number.

It is an amenable number.

73660061006281 is a deficient number, since it is larger than the sum of its proper divisors (1).

73660061006281 is an equidigital number, since it uses as much as digits as its factorization.

73660061006281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 73660061006281 in words is "seventy-three trillion, six hundred sixty billion, sixty-one million, six thousand, two hundred eighty-one".