720366667747 has 2 divisors, whose sum is σ = 720366667748. Its totient is φ = 720366667746.

The previous prime is 720366667693. The next prime is 720366667819. The reversal of 720366667747 is 747766663027.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 720366667747 - 2⁷ = 720366667619 is a prime.

It is not a weakly prime, because it can be changed into another prime (720366665747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360183333873 + 360183333874.

It is an arithmetic number, because the mean of its divisors is an integer number (360183333874).

Almost surely, 2^720366667747 is an apocalyptic number.

720366667747 is a deficient number, since it is larger than the sum of its proper divisors (1).

720366667747 is an equidigital number, since it uses as much as digits as its factorization.

720366667747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74680704, while the sum is 61.

The spelling of 720366667747 in words is "seven hundred twenty billion, three hundred sixty-six million, six hundred sixty-seven thousand, seven hundred forty-seven".