104440246457 has 2 divisors, whose sum is σ = 104440246458. Its totient is φ = 104440246456.

The previous prime is 104440246451. The next prime is 104440246489. The reversal of 104440246457 is 754642044401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99964101241 + 4476145216 = 316171^2 + 66904^2 .

It is a cyclic number.

It is not a de Polignac number, because 104440246457 - 2⁸ = 104440246201 is a prime.

It is not a weakly prime, because it can be changed into another prime (104440246451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52220123228 + 52220123229.

It is an arithmetic number, because the mean of its divisors is an integer number (52220123229).

Almost surely, 2^104440246457 is an apocalyptic number.

It is an amenable number.

104440246457 is a deficient number, since it is larger than the sum of its proper divisors (1).

104440246457 is an equidigital number, since it uses as much as digits as its factorization.

104440246457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 430080, while the sum is 41.

The spelling of 104440246457 in words is "one hundred four billion, four hundred forty million, two hundred forty-six thousand, four hundred fifty-seven".