15730166797 has 2 divisors, whose sum is σ = 15730166798. Its totient is φ = 15730166796.

The previous prime is 15730166773. The next prime is 15730166821. The reversal of 15730166797 is 79766103751.

15730166797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (15730166773) and next prime (15730166821).

It can be written as a sum of positive squares in only one way, i.e., 8544044356 + 7186122441 = 92434^2 + 84771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15730166797 is a prime.

It is a super-2 number, since 2×15730166797² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15730166897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7865083398 + 7865083399.

It is an arithmetic number, because the mean of its divisors is an integer number (7865083399).

Almost surely, 2^15730166797 is an apocalyptic number.

It is an amenable number.

15730166797 is a deficient number, since it is larger than the sum of its proper divisors (1).

15730166797 is an equidigital number, since it uses as much as digits as its factorization.

15730166797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1666980, while the sum is 52.

It can be divided in two parts, 157301667 and 97, that added together give a square (157301764 = 12542²).

The spelling of 15730166797 in words is "fifteen billion, seven hundred thirty million, one hundred sixty-six thousand, seven hundred ninety-seven".