10412520449 has 2 divisors, whose sum is σ = 10412520450. Its totient is φ = 10412520448.

The previous prime is 10412520413. The next prime is 10412520493. The reversal of 10412520449 is 94402521401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10220199025 + 192321424 = 101095^2 + 13868^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10412520449 is a prime.

It is not a weakly prime, because it can be changed into another prime (10412520949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5206260224 + 5206260225.

It is an arithmetic number, because the mean of its divisors is an integer number (5206260225).

Almost surely, 2^10412520449 is an apocalyptic number.

It is an amenable number.

10412520449 is a deficient number, since it is larger than the sum of its proper divisors (1).

10412520449 is an equidigital number, since it uses as much as digits as its factorization.

10412520449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 10412520449 in words is "ten billion, four hundred twelve million, five hundred twenty thousand, four hundred forty-nine".