408002419453 has 2 divisors, whose sum is σ = 408002419454. Its totient is φ = 408002419452.

The previous prime is 408002419399. The next prime is 408002419471. The reversal of 408002419453 is 354914200804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 327552471684 + 80449947769 = 572322^2 + 283637^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-408002419453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (408005419453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204001209726 + 204001209727.

It is an arithmetic number, because the mean of its divisors is an integer number (204001209727).

Almost surely, 2^408002419453 is an apocalyptic number.

It is an amenable number.

408002419453 is a deficient number, since it is larger than the sum of its proper divisors (1).

408002419453 is an equidigital number, since it uses as much as digits as its factorization.

408002419453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 408002419453 in words is "four hundred eight billion, two million, four hundred nineteen thousand, four hundred fifty-three".