10408496561 has 2 divisors, whose sum is σ = 10408496562. Its totient is φ = 10408496560.

The previous prime is 10408496519. The next prime is 10408496569. The reversal of 10408496561 is 16569480401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10232536336 + 175960225 = 101156^2 + 13265^2 .

It is a cyclic number.

It is not a de Polignac number, because 10408496561 - 2²² = 10404302257 is a prime.

It is not a weakly prime, because it can be changed into another prime (10408496569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5204248280 + 5204248281.

It is an arithmetic number, because the mean of its divisors is an integer number (5204248281).

Almost surely, 2^10408496561 is an apocalyptic number.

It is an amenable number.

10408496561 is a deficient number, since it is larger than the sum of its proper divisors (1).

10408496561 is an equidigital number, since it uses as much as digits as its factorization.

10408496561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 10408496561 in words is "ten billion, four hundred eight million, four hundred ninety-six thousand, five hundred sixty-one".