200412400009 has 2 divisors, whose sum is σ = 200412400010. Its totient is φ = 200412400008.

The previous prime is 200412399983. The next prime is 200412400021. The reversal of 200412400009 is 900004214002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198309902400 + 2102497609 = 445320^2 + 45853^2 .

It is a cyclic number.

It is not a de Polignac number, because 200412400009 - 2⁹ = 200412399497 is a prime.

It is not a weakly prime, because it can be changed into another prime (200412400609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100206200004 + 100206200005.

It is an arithmetic number, because the mean of its divisors is an integer number (100206200005).

Almost surely, 2^200412400009 is an apocalyptic number.

It is an amenable number.

200412400009 is a deficient number, since it is larger than the sum of its proper divisors (1).

200412400009 is an equidigital number, since it uses as much as digits as its factorization.

200412400009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 200412400009 in words is "two hundred billion, four hundred twelve million, four hundred thousand, nine".