107801986814449 has 2 divisors, whose sum is σ = 107801986814450. Its totient is φ = 107801986814448.

The previous prime is 107801986814407. The next prime is 107801986814497. The reversal of 107801986814449 is 944418689108701.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107674346390625 + 127640423824 = 10376625^2 + 357268^2 .

It is a cyclic number.

It is not a de Polignac number, because 107801986814449 - 2¹⁵ = 107801986781681 is a prime.

It is a super-2 number, since 2×107801986814449² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107801986814549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53900993407224 + 53900993407225.

It is an arithmetic number, because the mean of its divisors is an integer number (53900993407225).

Almost surely, 2^{107801986814449} is an apocalyptic number.

It is an amenable number.

107801986814449 is a deficient number, since it is larger than the sum of its proper divisors (1).

107801986814449 is an equidigital number, since it uses as much as digits as its factorization.

107801986814449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 111476736, while the sum is 70.

The spelling of 107801986814449 in words is "one hundred seven trillion, eight hundred one billion, nine hundred eighty-six million, eight hundred fourteen thousand, four hundred forty-nine".