7307066826457 has 2 divisors, whose sum is σ = 7307066826458. Its totient is φ = 7307066826456.

The previous prime is 7307066826413. The next prime is 7307066826473. The reversal of 7307066826457 is 7546286607037.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6266791262736 + 1040275563721 = 2503356^2 + 1019939^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7307066826457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7307066826395 and 7307066826404.

It is not a weakly prime, because it can be changed into another prime (7307066826497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3653533413228 + 3653533413229.

It is an arithmetic number, because the mean of its divisors is an integer number (3653533413229).

Almost surely, 2^{7307066826457} is an apocalyptic number.

It is an amenable number.

7307066826457 is a deficient number, since it is larger than the sum of its proper divisors (1).

7307066826457 is an equidigital number, since it uses as much as digits as its factorization.

7307066826457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71124480, while the sum is 61.

The spelling of 7307066826457 in words is "seven trillion, three hundred seven billion, sixty-six million, eight hundred twenty-six thousand, four hundred fifty-seven".