7267139250797 has 2 divisors, whose sum is σ = 7267139250798. Its totient is φ = 7267139250796.

The previous prime is 7267139250793. The next prime is 7267139250851. The reversal of 7267139250797 is 7970529317627.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6081520973476 + 1185618277321 = 2466074^2 + 1088861^2 .

It is a cyclic number.

It is not a de Polignac number, because 7267139250797 - 2² = 7267139250793 is a prime.

It is a super-2 number, since 2×7267139250797² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7267139250793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3633569625398 + 3633569625399.

It is an arithmetic number, because the mean of its divisors is an integer number (3633569625399).

Almost surely, 2^{7267139250797} is an apocalyptic number.

It is an amenable number.

7267139250797 is a deficient number, since it is larger than the sum of its proper divisors (1).

7267139250797 is an equidigital number, since it uses as much as digits as its factorization.

7267139250797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70013160, while the sum is 65.

The spelling of 7267139250797 in words is "seven trillion, two hundred sixty-seven billion, one hundred thirty-nine million, two hundred fifty thousand, seven hundred ninety-seven".