407922669409 has 2 divisors, whose sum is σ = 407922669410. Its totient is φ = 407922669408.

The previous prime is 407922669403. The next prime is 407922669433. The reversal of 407922669409 is 904966229704.

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., 266901390625 + 141021278784 = 516625^2 + 375528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-407922669409 is a prime.

It is not a weakly prime, because it can be changed into another prime (407922669403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203961334704 + 203961334705.

It is an arithmetic number, because the mean of its divisors is an integer number (203961334705).

Almost surely, 2^407922669409 is an apocalyptic number.

It is an amenable number.

407922669409 is a deficient number, since it is larger than the sum of its proper divisors (1).

407922669409 is an equidigital number, since it uses as much as digits as its factorization.

407922669409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 407922669409 in words is "four hundred seven billion, nine hundred twenty-two million, six hundred sixty-nine thousand, four hundred nine".