340207720751 has 2 divisors, whose sum is σ = 340207720752. Its totient is φ = 340207720750.

The previous prime is 340207720711. The next prime is 340207720757. The reversal of 340207720751 is 157027702043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 340207720751 - 2⁶ = 340207720687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340207720757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170103860375 + 170103860376.

It is an arithmetic number, because the mean of its divisors is an integer number (170103860376).

Almost surely, 2^340207720751 is an apocalyptic number.

340207720751 is a deficient number, since it is larger than the sum of its proper divisors (1).

340207720751 is an equidigital number, since it uses as much as digits as its factorization.

340207720751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82320, while the sum is 38.

The spelling of 340207720751 in words is "three hundred forty billion, two hundred seven million, seven hundred twenty thousand, seven hundred fifty-one".