157790024663069 has 2 divisors, whose sum is σ = 157790024663070. Its totient is φ = 157790024663068.

The previous prime is 157790024662993. The next prime is 157790024663093. The reversal of 157790024663069 is 960366420097751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134681525826169 + 23108498836900 = 11605237^2 + 4807130^2 .

It is an emirp because it is prime and its reverse (960366420097751) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 157790024663069 - 2³² = 157785729695773 is a prime.

It is a super-2 number, since 2×157790024663069² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 157790024662996 and 157790024663014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157790024660069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78895012331534 + 78895012331535.

It is an arithmetic number, because the mean of its divisors is an integer number (78895012331535).

Almost surely, 2^{157790024663069} is an apocalyptic number.

It is an amenable number.

157790024663069 is a deficient number, since it is larger than the sum of its proper divisors (1).

157790024663069 is an equidigital number, since it uses as much as digits as its factorization.

157790024663069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102876480, while the sum is 65.

The spelling of 157790024663069 in words is "one hundred fifty-seven trillion, seven hundred ninety billion, twenty-four million, six hundred sixty-three thousand, sixty-nine".